Answer:6/7
Step-by-step explanation:
Answer:
162/189
Step-by-step explanation:
Divide by 2...................
Part A: James bought a cake that weighs 3 pounds. How many ounces does the cake weigh? Show your work. [16 ounces = 1 pound)
Part B: A running tap dispenses 0.15 gallons of water every second. How many pints of water is dispensed after 20 seconds? Show your work. ( [1 gallon = 4 quarts, 1 quart=2 pints]
Answer:
this is for part A
Step-by-step explanation:
If James bought a cake that weighs 3 1/4 pounds, the number of ounces weighed is 52 ounces.
16 ounces = 1 pound
1 gallon= 8 pints
Since James bought a cake that weighs 3 1/4 pounds, the number of ounces that the cake weighs will be:
= 16 × 3 1/4
= 52 ounces.
Since the tap dispenses 0.15 gallons of water every second, the number of pints of water that is dispensed after 20 seconds will be:
= 0.15 × 8 × 20.
= 24 pints.
Given h (x)= |x - 2| +8 and k (x) = 3x + 2
What value of x makes h (x) = k (x)?
Answer:
2
Step-by-step explanation:
if you plug it in for the first equation you get 2-2 +8 which is 8
Then for the second one it would be 3(2) +2 which is 8
Can you help me with this pls and Ty love
The correct answer is option A.
We can look at the data table, and try to find a patter between the minutes of the phone usage.
We can try sub tract them:
[tex]undefined[/tex]combine the like terms in the expression 6a-4b-2a+c-3b+a
A. 5a- 7 b + c
B. 8a + b + c
C. 9 a b c
D. 3a + b + c
Answer:
A
Step-by-step explanation:
that is just straight forward work :
we group all like terms together (after all, addition and multiplications are commutative operations) :
6a - 2a + a - 4b - 3b + c = 5a - 7b + c
What is the slope of the line
Y=9-x/8?
Slope is 9.
Define slope.A line's steepness can be determined by looking at its slope. Slope is calculated mathematically as "rise over run" (change in y divided by change in x). A line or a part of a line that connects two locations is said to have a slope, which is a measure of how steep it is. Or. The ratio of how much y grows as x grows by a certain amount is known as a line's slope. A line's slope often indicates the steepness and direction of the line. By calculating the difference between the coordinates of the two points, (x1,y1) and (x2,y2), it is simple to calculate the slope of a straight line between them. The letter "m" is frequently used to denote slope.
Given Data
Equation
Y=9-x/8
Slope
y = mx + b
Slope is 9.
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7. Point E (11, 6) isreflected to E' (11,-6).8.frQ
By looking at the points, we can see that point E' is a reflection over the x-axis of the point E. That, since the y-component changed it's sign.
Christopher decides that another road to be named Saturn Avenue will go past the cleaners and be perpendicular to planet drive. Determine the equation of the line that represents Saturn Avenue.
The equation of the line that represents Saturn Avenue is; y = 4.
Determine the line's equation?The equation of a line can be ascertained using the formula,
y = mx + c
where m is the line's slope and c is just the y - intercept.
m = vertical change/ horizontal change
m = Δy/Δx
m = (y₂ - y₁)/(x₂ - x₁)
In this question, draw a line through the cleaners as well as perpendicular to Planet Drive.
The point at which x = 0 is known as (0, 4).This means that the y - intercept is four.We can discover the slope of the equation by contemplating two points just on line.
Consider the following points: (8, 4) and (16, 4).
Put the value sin slope.
m = (4 - 4)/(16 - 8)
m = 0/8
m = 0
So we got that,
y - intercept = 4
slope = 0
Put back the values in equation of line.
y = mx + c
y = (0)x + 4
y = 4
As a result, y = 4 is the equation of the line which represents Saturn Avenue, given that Christopher decides that another road named Saturn Avenue, which will run past this same cleaners and be perpendicular to Planet Drive, is required.
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Evalúe the limit. Show steps
The value of the limit will be equal to -2.
A function may be defined as the one in which for one input variable x there is only one output variable y. The input variable is called independent variable and the output variable is called dependent variable. Limit on a function may be defined as the value of input variable reaches a certain specified value the output of function also reaches a certain specified value. The function [tex]\lim_{x \to-2}[/tex] (x²)/(2x + 4) can be solved by using the rule [tex]\lim_{x \to a}[/tex] f(x)/g(x) = [tex]\lim_{x \to a}[/tex] f'(x)/g'(x).
Here f(x) = x², f'(x) = 2x
g(x) = 2x + 4, g'(x) = 2
Now, [tex]\lim_{x \to-2}[/tex] (x²)/(2x + 4) = [tex]\lim_{x \to-2}[/tex] (2x/2)
[tex]\lim_{x \to-2}[/tex] (x) = -2 which is the required value.
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Consider the line y = (5/8)x - 4.
Find the equation of the line that is perpendicular to this line and passes through the point (8,4).
Find the equation of the line that is parallel to this line and passes through the point (8,4)..
Considering the definition of parallel and perpendicular line, you get:
the equation of the line that is perpendicular to this line and passes through the point (8,4) is y= -8/5x + 84/5.the equation of the line that is parallel to this line and passes through the point (8,4) is y=5/8 -1.Linear equationA linear equation o line can be expressed in the form y = mx + b
where
x and y are coordinates of a point.m is the slope.b is the ordinate to the origin and represents the coordinate of the point where the line crosses the y axis.Parallel lineParallel lines are two lines that are always at the same distance from each other.
Two lines are parallel if they have the same slope and different y-intercepts.
Perpendicular linePerpendicular lines are lines that intersect at right angles or 90° angles. If you multiply the slopes of two perpendicular lines, you get –1.
Equation of perpendicular line in this caseThe line is y= 5/8x -4, with a value of slope m of 5/8 and ordinate to the origin b of -4.
If you multiply the slopes of two perpendicular lines, you get –1, the slope perpendicular line can be calculated as:
5/8× slope perpendicular line= -1
slope perpendicular line= (-1)÷ 5/8
slope perpendicular line= -8/5
So, the perpendicular line has a form of: y= -8/5x + b
The line passes through the point (8, 4). Replacing in the expression for perpendicular line:
4= -8/5×8 + b
4= -64/5 + b
4 + 64/5= b
84/5= b
Finally, the equation of perpendicular line is y= -8/5x + 84/5.
Equation of parallel line in this caseIn this case, the line is y= 5/8x -4, with a value of slope m of 5/8 and ordinate to the origin b of -4.
If two lines are parallel if they have the same slope, the parallel line has a slope of 5/8 and has a form of: y= 5/8x + b
The line passes through the point (8, 4). Replacing in the expression for parallel line:
4= 5/8×8 + b
4= 5 + b
4 -5 = b
-1 = b
Finally, the equation of parallel line is y= 5/8x - 1
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The ratio of girls to boys who participated in the quiz bowl was 7:5. There were 42 girls in the competition. How many boys participated?
Responses
A 3535
B 4949
C 3030
D 28
Answer: 28
Step-by-step explanation: the other responses seem too much and do you know if the girls are 7 and the boys are 5?
Vince wants to make a square patio in his yard. He has enough concrete to pave an area of 378 square feet. How long can a side of his patio be? Use radical equation to solve. Round answer to the nearest tenth.
The side length of his patio will be 3·√42 ft long.
What is the area of a square?The area of a square can be calculated as the square of the sides of a given figure.
The area of a square = side x side
Given that Vince wants to make a square patio in his yard and has enough concrete to pave an area of 378 square feet
The parameters given are;
The Area of the square patio = 378 square feet
Lets 's' be the side of the square;
Therefore, the dimensions of the sides of a patio that has an area of 378 ft.² is ;
s² = 378
Take square root on both sides
Therefore, s = √378
s = √(9 × 42)
s = 3·√42 ft
Hence, The side length of his patio will be 3·√42 ft long.
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Please help, hurry due today
Which relation is a function?
Answer:
c
Step-by-step explanation:
TRUE OR FALSE NEED NOW
Answer:
False
Step-by-step explanation:
No data points pass through 2 or more vertical lines
There are 3030 stuffed animals in a gift gallery.
Seven more stuffed animals added to the collection.
Find the total number of animals.
Answer:
Answer:
3037 trttthdhsbdhwhsshs
Solve the following system of equations 2x-y=7
Answer:
x
=
7
2
−
y
2
Step-by-step explanation:
A tree grows 1 3/4 feet per year. How long will it take the tree to grow from a height of 21 1/4 feet to a height of 37 feet?
A tree grows x =[tex]1\frac{3}{4}[/tex] feet per year. It take 9 years to grow from a height of x=[tex]21\frac{1}{4}[/tex] feet to a height of 37 feet
What is basic algebra ?Mathematical expressions can be used to depict situations or issues, and algebra is the field of mathematics that does this. For a mathematical expression to have meaning, it needs to include variables like x, y, and z as well as mathematical operations like addition, subtraction, multiplication, and division. Algebra is used in every area of mathematics, including coordinate geometry, calculus, and trigonometry. A straightforward algebraic expression is 2x + 4 = 8.
A tree expands by [tex]1\frac{3}{4}[/tex] = [tex]\frac{7}{4}[/tex] feet annually.
You can calculate this using the methods below if you'd want to know how long it will take the tree to grow from a height of [tex]21\frac{1}{4}[/tex] = [tex]\frac{85}{4}[/tex] feet to a height of 37 feet:
37 - [tex]21\frac{1}{4}[/tex]
= 37 - [tex]\frac{85}{4}[/tex]
= [tex]\frac{63}{4}[/tex]
= [tex]\frac{63}{4}[/tex] × [tex]\frac{4}{7}[/tex] = 9 years
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Andrea is making a sandbox for her children. She has made a wooden frame for her backyard that is 4 feet long, 7 feet wide, and 3 feet deep. She can purchase sand for the sandbox for $30 per cubic meter. How much will it cost Andrea to purchase sand? (Hint: 1 foot = 0.3048 meters.)
(Round your answer to the nearest dollar.)
Based on the dimensions of the wooden frame and the cost per cubic meter, the cost to Andrea to purchase sand can be calculated to be $71.36
How to find the cost?The dimensions of the sandbox to contain the sand is given in feet and yet the cost of the sand is given in cost per cubic meter.
The first thing to do is to convert the dimensions of the sandbox to meters for easier calculations:
Length:
= 4 x 0.3048
= 1.2192 meters
Width:
= 7 x 0.3048
= 2.1336 meters
Depth:
= 3 x 0.3048
= 0.9144 meters
The volume of the sandbox in meters is therefore:
= Length x Width x Depth
= 1.2192 x 2.1336 x 0.9144
= 2.378615113728 meters
= 2.38 cubic meters
The cost of sand to Andrea would be:
= 2.38 x 30 per cubic meter
= $71.36
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Let f(x)=x+1 and g(x)=x^2-x. Find and simplify the expression. (f+g)(-5)
The value of the function (f + g)(x) at x = - 5 will be 26.
What is a function?A statement, principle, or policy that creates the link between two variables is known as a function. Functions are found all across mathematics and are required for the creation of complex relationships.
The functions are given below.
f(x) = x + 1 and g(x) = x² - x
The function (f + g)(x) will be given as,
(f + g)(x) = f(x) + g(x)
(f + g)(x) = x + 1 + x² - x
(f + g)(x) = x² + 1
The value of the function (f + g)(x) at x = - 5 will be given as,
(f + g)(-5) = (-5)² + 1
(f + g)(-5) = 25 + 1
(f + g)(-5) = 26
The value of the function (f + g)(x) at x = - 5 will be 26.
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Hurry needs this ASAP.
Will GIVE BRAINIEST TO THE FRIST CORRCET ANSWER.
Find the value of x in the following equation:
2.4(4x + 5) = 9.6x + 12
(A) x = 0
(B) x = 1.3
(C) No solution
(D) Infinite solutions
Please help I don’t know how to solve this
(a) 291/2020
Divide the total for the 10-14 year column by the total.
(b) 77/465
There are 465 people from the east, 77 of which were loyal for 10 to 14 years
(c) 437/1010
There are 291+583=874 people who were loyal for at least 10 years. Divide this by the total of 2020 people.
(d) 145/376
376 people are from the West, (45+100)=145 of which are at least 10.
(e) 32/157
157 people were loyal for less than a year, 32 of which were from the East.
(f) 53/157
157 people were loyal for less than a year, 53 of which were from the South.
(g) 433/465
465-32=433 people were loyal for at least 1 year out of the 465 people from the East.
(h) 335/376
376-41=355 people were loyal for at least 1 year out of the 376 people from the West.
The length and width of a rectangle are consecutive integers. The perimeter of the rectangle is 114 feet. Find the length and width of the rectangle
Answer:
length is 28,breadth is 29
Step-by-step explanation:
firstly we need to know the definition of consecutive integers:-Consecutive integers are those numbers that follow each other . They follow in a sequence or in order.
let the length and breadth be represented by n and n+1
since we are given in perimeter
perimeter of a rectangle =2(length+breadth)
114=2(n+n+1)
114=2n+2n+2
114=4n+2
114-2=4n
112=4n
n=28
:-n=28,(n+1)=28+1=29
:-the length is 28 and the breadth is 29
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uestion #5 Nevaeh pays a total of $24 for two sets of paint brushes. Each set costs the same amount of money and contains three paint brushes. What is the cost per paint brush? A $12 B $8 С C $4 D $3 Question #6
If we have 2 sets, and each set has 3 brushes. We have 6 brushes in total, so each brush costs:
[tex]\frac{24}{6}=4[/tex]So the cost per brush is $4
We can only answer 1 question per session, so please begin a n
i need help with this question please
Answer:
espiritu satninon
Step-by-step explanation:
2 divided by the sum of 2 and a number
The given statement can be written as an algebraic expression as: 2/(x + 2).
What is an Algebraic Expression?A mathematical statement that expresses phrases or words using numbers, variables, and operation signs can be referred to as an algebraic expression.
How to Translate a Statement into an Algebraic Expression?To translates a given statement in to algebraic expression, we can use "x" as a variable to represent the unknown number in the given word problem.
For example, the number that is added to 2, in the above given scenario, can be represented as "x" in order to translate the given statement into an algebraic expression.
The word "sum" will be represented with the operation sign, "+". Therefore, "the sum of 2 and a number" will be translated as an algebraic expression as, (x + 2).
Therefore, the whole statement, "2 divided by the sum of 2 and a number" will then be expressed in algebraic expression as: 2/(x + 2).
In conclusion, the statement, "2 divided by the sum of 2 and a number", can be written as an algebraic expression as: 2/(x + 2).
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Find the GCF of 10, 30, 50
The GCF of 10, 30, and 50 is 10.
What is GCF?The GCF (Greatest Common Factor) of two or more numbers is the biggest number among all the common factors of the given numbers.The GCF is the largest integer that can be utilized to divide the two natural integers x and y without leaving any remainders.Given numbers are 10, 30, and 50.
To calculate the Greatest Common Factor of the numbers, list the prime factors of each number.
10 = 2 × 5
30 = 3 × 2 × 5
50 = 2 × 5²
GCF is the result of the factors that each of the given numbers has in common.
So, GCF = 2 × 5 = 10
Therefore, 10 is the greatest positive integer that divides 10, 30, and 50 without leaving any remainder.
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Find two consecutive even integers such that five times the first equals four times the second.
========================================================
Explanation:
Consecutive even integers are things like 2,4,6,8 or 20,22,24,26
Each number is even and the numbers follow one after another.
Let x be the first even number. The next even number is x+2
Based on the fact that "five times the first equals four times the second", we can then write the equation of 5x = 4(x+2)
Let's solve for x.
5x = 4(x+2)
5x = 4x+8
5x-4x = 8
x = 8 is the first even number
x+2 = 8+2 = 10 is the second even number
------------
Check:
5*(first) = 4*(second)
5*8 = 4*10
40 = 40
The answers work out.
Two consecutive even integers such that five times the first equals four times the second are 8 and 10.
Let us suppose the first integer as a,
Then the second consecutive even integer would be a+2
from the question, it is evitable that,
5a = 4(a+2)
5a = 4a + 8
a = 8
Therefore first even integer is 8.
The second even integer will be,
a+2
8+2 = 10
Cross verifying:
5 × 8 = 40
4 × 10 = 40
Hence the two consecutive even integers such that five times the first equals four times the second are 8 and 10.
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Due to traffic congestion the bus took 20% more timeto travel and took 180 minutes to travel between twocitiies. What could have the time of travel, if therewas no traffic congestion?
Solution:
First of all, we must find the 20% of 180 minutes:
180 x 0.20 = 36 minutes.
That means that the bus takes an extra 36 minutes in traffic. So that, if there
was no traffic congestion the total time is:
180-36 = 144 minutes.
So that, we can conclude that the correct answer is:
144 minutes.
What is the scale of triangle AJV TO TRIANGLE A’J’V ?
Answer:
Explanations:
Dilation is a transformation technique that changes the size of an object in a xy-plane.
From the given figure, there was an enlargement from AJV to A'J'V'. This shows that the scale factor is greater than 1:
Using one of the coordinates V and V'
V = (0, 1)
V' = (0, 4)
Determine the scale factor
Scale factor = V'/V
Scale factor = 4/1
Scale factor = 4
Hence the scale factor of triangle AJV till A'J'V' is 4
What quantity of water should be added to reduce 9 liters of 50% acidic liquid to 30% acidic liquid ?
Answer:
6 liters
Step-by-step explanation:
Given:
The 9 litre of 50% acidic liquid.
Required:
What quantity of water should be added to reduce 9 liters of 50% acidic liquid to 30% acidic liquid ?
Explanation:
The solution steps are:
Acidic liquid in 9 liters lotion = (50/100) * 9 = 4.5 liters
Then water = 9 - 4.5 = 4.5 liters
Let 'x' liters be the required quantity of water.
Then :-
[tex]\frac{4.5}{9+x} = \frac{30}{100} = \frac{3}{10}[/tex]
That leads to :-
[tex]3(9+x) = 45 == > 3x = 18[/tex]
Which gives us :-
[tex]x=6[/tex]
Thus required quantity of water = 6 liters
Final answer:
6 liters
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Evaluate Piecewise Functions. (Everything you need to know is in the photo. You can also use the word "undefined" next to the answer only if necessary).
Answer:
f(-1) = 6
Explanation:
Looking at the piecewise function given, we see that
f(x) = -3x -5
for x different from -1
And
f(x) = 6
for x = -1
So, we choose the suitable one, since x = -1