Kaitlyn is sharpening a pencil that is 19 cm. Each time she sharpens it goes down 2.5 cm. If she sharpens her pencil 4 times. How many centimeters of pencil does she have left?

Answers

Answer 1

Answer:

9 cm

Step-by-step explanation:

2.5x4=10


Related Questions

Tickets for all of the described charity raffle games cost $2 per ticket .identify the games in which a person who buys a ticket for each game every day for the next 400 days could expect to lose less than a total of $200

Answers

Answer:

Step-by-step explanation: this is for plato users!

pweese help!!!!!!!!!!!!!!!!!!!!!!!!!!!

Answers

Answer:

D

Step-by-step explanation:

someone help me out please

Answers

Answer:

The answer would be B :)

Step-by-step explanation:

c. is wrong :)

explanation: the line of symmetry is NOT equal to zero.

mark me brainliest! :)

Suppose the sample space for a continuous random variable is 0 to 8. If the area under the density curve for the variable from 0 to 5 is 0.625, what is the area under the density curve from 5 to 8?

Answers

Answer:   0.375

========================================================

Explanation:

The portion from x = 0 to x = 5 has area 0.625, so 62.5% of the total area is accounted for. The remaining 100% - 62.5% = 37.5% of the total area must be in the remaining portion from x = 5 to x = 8. Convert 37.5% to decimal form to get the answer 0.375

-----------------

Another approach

We have two disjoint areas under a curve. The two areas must add to 1. Let A be the unknown area

So,

0.625+A = 1

A = 1-0.625

A = 0.375

The area under the curve from x = 5 to x = 8 is 0.375

Quinn is baking cookies for the bake sale at her school using her grandmother recipe. She uses 12.5 cups of flour to make 5 dozen cookies.
Find the constant of proportionality

Answers

2.5
Because 12.5 divided by 5 is equal to 2.5
for every dozen she makes she will use 2.5 cups of flour

what percent of 18 is 24? Side info: the answer is not 75% or 133%!!!

Answers

Answer:

133 1/3 %

Step-by-step explanation:

24/18 = 4/3

4/3 * 100 = 133 1/3 %

Missed that 1/3

Answer:

133.33%

Step-by-step explanation:

24 is x% of 18, solving for x:

x = 24/18*100% = 133.33%

15 people are expected for a dinner. Three ounces of corn serves one person. A can of corn is nine ounces. How many cans of corn should be bought for the dinner?

Answers

Answer:

there should be 5 cans of corn! hope This Helps

Step-by-step explanation:

Answer:

The answer is 5

Step-by-step explanation: You have to multiply the amount of people by the servings a person gets (15*3), you then divide that by the amount of ounces a can has (45/9) the result is 5.

Which graph shows y=2⌈x⌉−3?

Answers

Answer: C

Step-by-step explanation:

What is the value of the expression below 64 5/6

Answers

Answer:

[tex]64\dfrac{5}{6}=\dfrac{389}{6}[/tex]

Step-by-step explanation:

We need to find the value of the expression :

[tex]64\dfrac{5}{6}[/tex]

It is in the form of a mixed fraction. We can simplify it as follows :

[tex]64\dfrac{5}{6}=\dfrac{64\times 6+5}{6}\\\\=\dfrac{389}{6}[/tex]

Hence, the value of the given expression is [tex]\dfrac{389}{6}[/tex].

Answer:

32

Step-by-step explanation:

Cal plans to paint a wall that is 9 feet tall and 9 feet long. He buys a can of paint that covers 100 square feet. Which of the following statements apply?

He will have half a can of paint left over.
He will have less than half a can of paint left over.
He will NOT have enough paint.
He will have exactly enough paint.

Answers

Answer:

D

Step-by-step explanation:

that is 100-81

=19

meaning the paint shall be enough

11) Solve the multiplication equation. Check your answer.
39 = 13y what does y equal?

Answers

Answer:

y = 3

Step-by-step explanation:

39 = 13y

y = 3 (explanation: by dividing 13)

Check answer:

39 = 13(3)

39 = 39

Answer:

y = 3

Step-by-step explanation:

39 = 13y

Divide each side by 13

39/13 = 13y/13

3 = y

Check

39 = 13*3

39 = 39

Our solution checks

Find the slope and the coordinates of the points of intersections of the following lines with coordinate axes y= -1/4x+2

Answers

Step-by-step explanation:

y = -0.25x + 2

The slope is the coefficient of x, which is -0.25.

y-intercept is the constant term, which is 2.

When y = 0, -0.25x + 2 = 0, -0.25x = -2, x = 8.

=> x-intercept = 8.

Factor the expression using GCF of 4+22​

Answers

Answer:

the answer would be 2(2+11)

Step-by-step explanation:

Peggy and her mom have been living alone in an island ever since Peggy was born. To keep track of how old her daughter is, every day after Peggy was born, her mom carves a tick mark into a tree.

One day, Peggy's mom counted 2000 tick marks on the tree. How many years old is Peggy, rounded off to the nearest year? Remember that a year has 365 days.

Answers

Answer:

5 years

Step-by-step explanation:

Divide 365 by 2000. The answer is 5.4794. Rounded to the nearest whole it is 5.

Answer:

5 years

Step-by-step explanation:

What we know:

- 2000 days passed (since each tick mark represents a day)

- One year has 365 days

Let [tex]x[/tex] represent the number of years that passed.

If each year has 365 days, 365 multiplied by the number of years that passed should equal 2000.

[tex]365x=2000[/tex]

Divide both sides by 365 to isolate x

[tex]\frac{365x}{365} =\frac{2000}{365}[/tex]

[tex]x[/tex] ≈ [tex]5[/tex]

Therefore, Peggy is 5 years old.

I hope this helps!

The area of rectangle is 35 square feet.the length of rectangle is 5feet what is the width of the rectangle ​

Answers

What class is this ? Tell me if you can

Answer:

the answer should be 7

Step-by-step explanation:

Use the drawing tool(s) to form the correct answer on the provided graph.
Graph the solution to this system of inequalities in the coordinate plane.

3y > 2x + 12
2x + y < -5
Please respond asap

Answers

Answer:

Hope this helps

Step-by-step explanation:

In the figure to the right, AE+DC= 1 1/5 m, AB=1 3/4 cm, DE=1 1/4 cm, and BC =1 3/10 cm. Find the perimeter of the figure.

Answers

9514 1404 393

Answer:

  5 1/2 cm

Step-by-step explanation:

The perimeter is the sum of the given lengths (in cm):

  P = (1 1/5) +(1 3/4) +(1 1/4) +(1 3/10)

  = (1 + 1 + 1 + 1) +(2/10 + 3/4 + 1/4 +3/10)

  = 4 + 1 5/10

  = 5 1/2

The perimeter of the figure is 5 1/2 cm.

In how many zeros does 75! end?

Answers

Answer: 0

Step-by-step explanation: 0 because 75 doesn't have a 0

Harold cut 18 and a half
inches off a rope that was 60 inches long. How is the length of the remaining rope in inches written in decimal form?

Answers

The length of the remaining rope is 41.5 inches.

What is a word problem?

A word problem is a verbal description of a problem situation. It consists of few sentences describing a 'real-life' scenario where a problem needs to be solved by way of a mathematical calculation.

For the given situation,

Harold cut 18 and a half inches off a rope that was 60 inches long.

Let the remaining length of the rope be x.

This can be written as,

⇒ [tex]x=60-18.5[/tex]

⇒ [tex]x=41.5[/tex]

Hence we can conclude that the length of the remaining rope is 41.5 inches.

Learn more about word problems here

brainly.com/question/20594903

#SPJ2

Keenan found a basketball on
sale for 15% off. If it cost
$39.99, what was the sale
price?

Answers

Answer:

$34

Step-by-step explanation:

Take 15% and multiply by $39.99

.15 x 39.99 = 5.99 (or, 6 rounded up)

Then, subtract that from the original price. $39.99 - 5.99 = $34

A bicyclist is in the exact middle of a straight trail that has endpoints at coordinates (11, 2) and (13, 5)on a map. Each unit of the grid is equal to 1 mile. What are the coordinates of the bicyclist on the map? *
6.5, 9)
(12, 3.5)
(13, 18)
(24, 7)

Answers

Answer: (12, 3.5)

We have to find the midpoint. So we do,

11+13=24 /2 = 12
2+5=7 /2 = 3.5

So the bicyclist is at (12, 3.5) on the map.

I’ve attached a picture of another example and the formula we use. Hope this helps!

2y – 12x = -14 please help

Answers

6x-y=7
That’s the answer

Express 0.2 as a fraction.

Answers

Answer:

1/5

Step-by-step explanation:

0.2 = 2/10

2/10 = 1/5

Answer:

0.2 = 1/5

Step-by-step explanation:

0.2

=  

0.2 × 10

=  

2/10

=  

2 ÷ 2

10 ÷ 2

=  

1/5

what is 24=78^2 what is it

Answers

Answer:

24  =  6084

Step-by-step explanation:

24 is already simpflied. So 78 times 78 is left.

Which is easy and equals to 6084.

Which value is equivalent to the expression 45?

Answers

Answer:

what value are you talking about

Step-by-step explanation:

Answer:

It's 1024

Step-by-step explanation:

Which graph can be used to solve the equation 2^x-1=x+2?

Answers

Answer:

Bottom Left

Step-by-step explanation:

I found the graph. All you needed to do was switch the red and blue line. I put a screenshot of the correct answer on I-Ready as well as the graph I had found.

The system of equations needed to solve the given equations is . Thus, the correct graph is the top-right graph. Its plotted below.

How to find the system of equations needed to solve an equation?

An equation usually consists of equality of two mathematical expressions. Let it be [tex]A = B[/tex]. If we take them to be equal to third variable, then:

[tex]A = B = C[/tex] type of equation is obtained.

We can then take it as system of two equations as:

[tex]A = C\\B = C[/tex]

Solution to this system will give us the solution to the considered equation


What is a solution to a system of equations?

For a solution to be solution to a system, it must satisfy all the equations of that system, and as all points satisfying an equation are in their graphs.

For the given case, we are given that:

[tex]2^x-1=x+2[/tex]

Taking these two mathematical expression equal to 'y', we get:

[tex]2^x-1=x+2 = y[/tex]

or

[tex]y = 2^x - 1\\and\\y= x+2[/tex]

Plotting these two functions on the X-Y plane, the common point of these curves is the common value which can satisfy both the equations simultaneously, and thus, being the solution to the considered system of equations.


Thus, the solutions are those two points that are intersections of those two curves.

Learn more about solution of a system of an equation here:

https://brainly.com/question/13722693

$2,500 is invested in an account earning 8.4% interest compounded annually. How many years did it take to reach $4,000?

Answers

Answer:

3 years

Step-by-step explanation:

ASAP ASAP 30 POINTS

A ratio table shows ratios that are....

A)equivalent
B)subtracted
C)unequal

Answers

Answer:

A ) equivalent

Step-by-step explanation:

<333 .! :)

Answer:

I agree with the answer equivalent because I am also doing the assignment

Have a great day!

Which of these graphs represents a function?
A)
A
B)
B
C)
С
D)
D

Answers

Do the vertical line test and draw a straight line.

Solution: C represents a function
B represents a function

Sports Plus has a sale on all
baseball cleats for 25% off. If a
pair of cleats is priced at $74.00,
what is the price after the
discount?

Answers

Answer:

$55.5

Step-by-step explanation:

divide 74 by 100 to find out how much 1% of the shoe is and multiply that number by 25 and you will get 18.5 , then subtract 18.5 from 74 and you get $55.5!Hope this helps :)

The anwser is $55.50 because 25% off 74.00 is 54.50
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