Answer:
Step-by-step explanation:
C.
$5.85 / 13 cans = $0.45/can
$9.45 / 21 cans = $0.45/can
13 cans for $5.85 = 21 cans for $9.45
The ratios are equal.
Did I get this right? Please help me
Answer:
yeah ur right lol
Step-by-step explanation:
Answer:
yes it's but I am not good at it but also
according to me that correct
r/-7 - -9 = -7 what is r?
Answer:
r = 112
Hope This Helps! If you need a step-by-step let me know!
The school cafeteria can serve 600 students in 40 minutes. At this rate how many students can They serve in 1 hour?
Answer: 900
Step-by-step explanation:
Hello!
First what you want to do is divide 600 by 40 to get 15.
Since there are 60 minutes in one hour you will multiply 15 * 60
to get a total of 900 students.
Hope this helps!
Worth 20 points, will thank
Answer:
GRRAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAPEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEE
Step-by-step explanation:
Find the slope.
Anybody can help me ?
Answer: -2/7
Step-by-step explanation:
Find the difference.
10 - 12
Answer:
-2
Step-by-step explanation:
12 is the larger number so if you take a bigger number and subtract it from a smaller number you get negative
The value of the difference 10 - 12 is -2.
The difference between 10 and 12 is calculated by subtracting the smaller number from the larger number.
We have to find difference of 10 - 12.
When we subtract 12 from 10, we get a result of -2.
The negative sign indicates that 12 is greater than 10, and the absolute value of 2 represents the numerical difference between the two numbers.
So, the difference between 10 and 12 is -2.
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If there are 70 students in a school and 30% are seventh graders how many seventh graders are there
Answer:
21
Step-by-step explanation:
PLEASE HELPPPPPPPPPPPP
Answer:
PEN PINEAPPLE APPLE PEN
Can you please help me with these problems, I just don't really understand how to calculate the area of these types of shapes.
thank you!
4. Not enough info, the shape is cut off. Are there 4 sides or 5? If there's a 5th side, is it slanted or parallel to the one labeled 10 ft?
5. The circle has a radius of 7 m, so its area is
π (7 m)² = 49π m²
Subtract from this the area of the white triangle. It has a base length equal to the diameter (i.e. twice the radius) of the circle, and a height equal to the radius, so its area is
1/2 (14 m) (7 m) = 49 m²
So the area of the shaded region is (49π - 49) m², or 49 (π - 1) m².
6. The rectangle has length 14 yd and height equal to the diameter of the circular cutout, 10 yd, so its area is
(14 yd) (10 yd) = 140 yd²
The circular cutout is a semicircle with radius 5 yd, so its area is
1/2 π (5 yd)² = 25π/2 yd²
Then the area of the shaded region is (140 - 25π/2) yd², or 1/2 (280 - 25π) yd².
7. The circle has radius 13 in, so its area is
π (13 in)² = 169π in²
The triangle has height 23 in and length 12 in, so its area is
1/2 (23 in) (12 in) = 138 in²
Then the area of the shaded region is (169π - 138) in².
8. The shaded region is a rectangle with a smaller rectangular cutout. The larger rectangle has height 19 cm and length 18 cm + 16 cm = 34 cm, so its area is
(19 cm) (34 cm) = 646 cm²
The smaller rectangular cutout has length 16 cm and height 19 cm - 16 cm = 3 cm, so its area is
(16 cm) (3 cm) = 48 cm²
Then the area of the shaded region is 646 cm² - 48 cm² = 598 cm².
9. The semicircular piece has radius 3 m, so its area is
1/2 π (3 m)² = 9π/2 m²
The triangle has height equal to the semicircle's diameter, 6 m, and length 9 m, so its area is
1/2 (6 m) (9 m) = 27 m²
Then the area of the shaded region is (9π/2 + 27) m², or 1/2 (9π + 54) m².
Andrew is descending 38 feet underwater while scuba diving. If he descends at a rate of 2 feet per second, how many seconds will it take Andrew to descend the full distance?
A.
36
B.
19
C.
-36
D.
-19
Nvm it's 19
What is the equation of the line that passes through the point (−8,3) and has a slope of -1/4?
Answer:
y=-1/4x+1
Step-by-step explanation:
so here are my steps after plugging in the numbers:
y-3=-1/4(x+8)
y-3=-1/4x-2
y=-1/4x+1
If you have 0.42 grams of salt and add 0.23 grams of pepper,
how many grams do you have in total?
Answer:
0.65 grams
Step-by-step explanation:
0.42 + 0.23 = 0.65
The total weight of both salt and pepper is 0.65 grams.
What are decimal numbers?Decimals are one of the types of numbers, which has a whole number and the fractional part separated by a decimal point. The dot present between the whole number and fractions part is called the decimal point.
Given that, you have 0.42 grams of salt and add 0.23 grams of pepper.
Total weight = 0.42+0.23
= 0.65 grams
Therefore, the total weight of both salt and pepper is 0.65 grams.
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Can someone help me?
NEED HELP.
What function has an inverse function that is well-defined? What process should I go through to determine the original function if all I was given were the inverse function and a table of values for that function?
Answer:
For instance, if the point (1, 3) is on the graph of the function, then the point (3, 1) is on the graph of the inverse. That is, if you start with x = 1, you will go to y = 3; then you plug this into the inverse, and you'll go right back to x = 1, where you started from.
Answer:
hiiiiiiiiiiiiiiiiiiiiiiiiiiiiiii
Step-by-step explanation:
.
Write this in standard form 4(2a) + 7(-4b)
Does anyone know the correct choice for this question? If its correct ill mark you as the best answer choice!
Answer:
A or 4 million
Step-by-step explanation:
answer this question please
fast
i will give you extra 50 points if you answer it
Answer:
just draw a line like that one on the other side and put 2 letters like e and f on each end
Step-by-step explanation:
Answer:
u basically draw the same thing
Step-by-step explanation:
congruent mean identical hope this helps... points
Can you tell me the slope for each graph i got the first 2
answers are at the bottom
Answer: 1) m=2, 2) m=-2/3, 3) m=-2/5 4) m=-1/2 5) m=4 6) m=1
Step-by-step explanation:
2, 3, & 4 are all declining so they are going to be negative and 1, 5, & 6 are all inclining so they’re positive. When you put the amount you go up vertically from point to point over the amount you travel horizontally between each point you should get the slope for each graph.
If a car uses 5 gallons of gasoline to travel 160 miles, how many gallons would the car use in order to travel 96 miles?
Answer:
3 is your answer.
Step-by-step explanation:
Divide 160 by 5 and you get 32. Multiply it by 3 to get to 96 so it ends up as 3.
Answer:
x = 3
Step-by-step explanation:
To find this, let's use a ratio of gallons of gas to miles the car is able to travel.
160 miles / 5 gallons is equal to 96 miles / x gallons, or 160/5 = 96/x.
Cross multiply to get 160x = (5)(96)
Multiply the 96 by the 5 to get 160x = 480
Divide both sides by 160 to get x = 3.
Can somebody answer these 2 questions
Answer:
2. 12.08
3. 7.74
Step-by-step explanation:
a squared + b squared = c squared
2. 5 squared = 25, 11 squared = 121, 25 + 121 = 146, the squre root of 146 is 12.08
3.19 squared = 361, 421 - 361 = 60 60 squared = 7.74
Answer:
For 2 the answer is 12. For 3 the answer is 28.
Step-by-step explanation:
These may be wrong but hopefully they are correct
My work:
[tex]5^2+11^2=146[/tex] then [tex]\sqrt{146} = 12.08[/tex]
[tex]\sqrt{421}=20.5[/tex] [tex]19^2+20.5^2=781.25[/tex] then [tex]\sqrt{781.25} =28[/tex]
Find the difference between -14w - 3 and 5w. What the answers can be -9 w - 3, -19 w + 3, -19 w - 3, -22 w
Answer:
I think it is C
Step-by-step explanation:
-14w - 3 -5w
-14w-5w-3
19w-3
Matt has 328 cars in his toy car collection. For his birthday, he got 86 more cars.
How many cars does he have now? *
Answer: 414 cars
Step-by-step explanation:
We need to add 328 and 86 together:
Answer:
Matt has 414 cars in his car collection now.
Step-by-step explanation:
Total Cars-328Got 4 his bday(ADD)-86Total in car collection after bday-414What is the measure of an angle in an equilateral triangle?
Question 4 options:
30 degrees
45 degrees
60 degrees
Depends on the measures given
Answer:
Option 3. 60 degrees each.....
Answer:
60° Degrees.
Step-by-step explanation:
Hope this helps! :)
Evaluate the function for x=2 and x=7.
The domain of t(x) = -3.8x– 4.2 is {-3, -1.4, 0, 8} What is the range.
Answer:
-11.8, -30.8, and range is {7.2, 1.12, -4.2, -34.6}
Step-by-step explanation:
t(x)= -3.8x-4.2
Evaluate the function for
x=2 is t(x=2)=-3.8*2-4.2= -11.8
x=7 is t(x=7)=-3.8*7-4.2=-30.8
domain are the values of x and are {-3, -1.4, 0, 8}
the range are the values of y or values of t(x)
t(x=-3)= 11.4 -4.2 =7.2
t(x=-1.4)= 5.32 -4.2 =1.12
t(x=0)= -4.2
t(x=8)= -30.4-4.2= -34.6
so the range is {7.2, 1.12, -4.2, -34.6}
Consider the function f(x) = 3x − 2. Select True or False for each statement. The y-intercept is 2. A True B False The x-intercept is 2 3 . A True B False The slope is 3. A True B False
Answer: A false, B true, C true
Step-by-step explanation:
A) intercept with y axis
That means x=0
y= 3*0-2
y= -2 So A is false
B) intercept with x axis
That means y=0
0= 3x-2
2=3x
2/3= x B is true
C) The form of linear function is
f(x)= mx +n, where m is the slope
In this case m= 3 so C is true
1. The y - intercept is 2. ⇒ False
2. The x - intercept is 2/3 ⇒ True.
3. The slope is 3. ⇒ True.
What is Equation of line?
The equation of line in point-slope form passing through the points
(x₁ , y₁) and (x₂, y₂) with slope m is defined as;
⇒ y - y₁ = m (x - x₁)
Where, m = (y₂ - y₁) / (x₂ - x₁)
Given that;
The function is,
f (x) = 3x - 2
Now,
1. To find the y - intercept we substitute x = 0 in the function.
Hence, The y - intercept is,
f (x) = 0 - 2
f (x) = - 2
Hence, The statement y - intercept is 2 is False.
2. To find the x - intercept we substitute f(x) = 0 in the function.
Hence, The y - intercept is,
f (x) = 3x - 2
0 = 3x - 2
3x = 2
x = 2/3.
Hence, The statement x - intercept is 2/3 is True.
3. We know that;
The slope intercept form of the line is,
y = mx + b
Where, m is slope of the line.
And, b is y - intercept.
So, By comparing with the function f (x) = 3x - 2 , we get;
Slope (m) = 3
Hence, The slope is 3 is True.
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PLEASE PLEASE PLEASE HELP!!!!!! NEED HELP ASAP!!!!
If a polynomial
p(x) = x^4 + 4x^3 + 8x^2 + 20x + 15 + K
Can be written in the form
p(x) = (q(x))(x-2)
Where q(x) is a polynomial, what is the value of k?
A. -135
B. -120
C. 9
D. 24
Fred and Shannon bought an iPad together for $400. If Fred paid $58 more than Shannon, how
much did each pay?
Answer:
Fred paid $258 and Shannon paid $142
Step-by-step explanation:
Hope this helps!
Answer:
i belive that the one who payed more paid 258 dollars
Step-by-step explanation:
400/2=200
200+58+258
the guy who paid less paid 142 dollars because 400-258=142
I’m a bit stuck on the second part of what y = x, can someone help me?
HELP WILL GIVE BRAINLIEST
The ratio of the number of cupcakes to the number of pastries in a box is 7:2. Which table shows the possible amounts of cupcakes and pastries in a box, given the ratio?