The cost of 8 pencils is ₹ 10. Find the cost of 20 pencils.

Answers

Answer 1

The cost of one pencil is $10:8=$1.25

The cost of 20 pencils: 1.25 x 20 = $25


Related Questions

HELP ME PLEASE
A certain drug is made from only two ingredients: compound A and compound B. There are 4 milliliters of compound A used for every 7 milliliters of compound B. If a chemist wants to make 1012 milliliters of the drug, how many milliliters of compound A are needed?

These are proportions.

Answers

Answer:

368 milliliters.

Step-by-step explanation:

Compound A + Compound B = 1 drug

4 + 7 = 1 drug

11 milliliters = 1 drug, so 1012 milliliters = 92 drugs

Multiply the compounds by the amount of drugs, e.g.

4 x 92 = 368 ( Compound A )

7 x 92 = 644 ( Compound B )

368 + 644 = 1012

368 milliliters of Compound A are needed to make 1012 milliliters of the drug.

Hope this helps :)

BRAINLIEST FOR THE CORRECT ANSWER​

Answers

Answer:

(2,-5)

9

Step-by-step explanation:

how do you know when the solution of equations is a precise answer and when it is an approximate answer?

Answers

Answer:

an answer is precise when it is an exact number like 10, 2, or 123.

An answer is approximate when the decimal numbers are so close that could round it, and the rounded number would be equivalent to the original number. ex: 10.98 = 11

Well once you get a value for x and y and you plug it back to the equation both of the equation should be equal if the answer is wrong they will not be equal

1 5 ? whats the missing number?
_ + _= _
9 6 18

Answers

Answer:

17 / 18

Step-by-step explanation:

1/9 + 5/6 needs to be converted to a different equivalent fraction so that the denominators are the same, so;

1/9 = 2/18 and 5/6 = 15/18

2/18 + 15/18 = 17/18!

3.A cuboid has a volume of 384 cm. If the base and height are both 8cm, what is the length of
the cuboid?

Answers

Answer:

l = 6 cm

Step-by-step explanation:

Given that,

The volume of a cuboid, V = 384 cm³

The base and height are 8 cm

We need to find the length of the cuboid. The formula for the volume of a cylinder is given by :

[tex]V=l\times b\times h\\\\l=\dfrac{V}{bh}\\\\l=\dfrac{384}{8\times 8}\\\\l=6\ cm[/tex]

So, the length of the cuboid is 6 cm.

Elena goes for a long walk this graph shows her time and distance traveled throughout the walk what was her fastest speed in miles per hour

I'LL GIVE BRAINLIEST IF YOU HELP ME​

Answers

Answer:

she walked the fastest around the 2 hour mark and she walked 4 miles per hour

Step-by-step explanation:

This slope is the steepest if we count it, and it comes out to 4 miles per hour.

Thanks for Brianliest :D

A basketball player attempted 24 shots and made 13

Answers

Answer:

he missed 11 shots

Step-by-step explanation:

if you are trying to find how many the basketball player didnt make you will do this

24 - 13 = 11

he didnt make 11 shots

hope this helps!!!

Find the measures of the numbered angles in the kite.

Answers

Answer:

m1=m2 = 111 degrees

Step-by-step explanation:

1. construct a line between angles 1 and 2

//now we have 2 triangles. They are both isoscles triangles.

3. m(base angles in 90 triangle) = (180-90)/2 = 45 degrees. (base angle th.)

4. m(base angles in 48 triangle) = (180-48)/2 = 66degrees. (base angle th.)

5. m1 = 66+ 45 = 111 degrees. (algebra)

6. m2=m1 = 66+45 =111 degrees  (algebra)

check:

sum of all angles has to add up to 360 degrees.

48 + 90+ 111+111=360

360=360

how to find mean absolute deviation​

Answers

First we find mean.
Mean is 10
Find sum of data set.
7+8+8+9+10+10+11+11+12+14=100
Divide the sum by the number of data values: 100/10=10
|7-10|=|-3|=3
We do this for all number. We subtract the data values by mean. We get:
3+2+2+1+0+0+1+1+2+4=16
16:10=1.6
MAD IS 1.6

Which point on the scatter plot represents the outlier?
45
B
40
35
A
30
25
20
D
15
B
10
5
c
D
0
0
5 10 15 20 25 30 35

Answers

Answer:

Point B

Step-by-step explanation:

Hello There!

So if you didn't know an outlier is a point that is away from the group of points

Point B is the farthest point away from the cluster of points therefore Point B is the outlier

2x+3y=15
x+y=6
wats the value of x and y?

Answers

Answer:

2x + 3y = 15

x + y = 6 --> 2x + 2y = 12

By elimination method

2x + 3y = 15

-2 - 2y= -12

y = 3

x + y = 6

--> x = 3

uhmm this is probably so wrong

value of x is x=15/3-3/2y
value of y is y=5-2/3x

John is in charge of making a banner for the basketball game this Saturday. He measures how long the banner is before painting it. He finds it measures 10 meters?

Answers

Complete question :

Jane is in charge of making a banner for the basketball game this Saturday. She measures how long the banner is before painting it. She finds it measures 10 meters.

Which measurement did Jane find?

Answer:

Length

Step-by-step explanation:

The length of measured object gives how long the object or material is. And it is usually measure in meters, feets, inches, centimeters and so on. In the scenario above, the measurement is given in meter unit. This means that, the length of the banner measured by Jane is 10 meters long.

A banner may be squared or rectangular in shape. Which ever shape it takes, the other dimension of the banner would be its wideness which is given by the measured width or breadth of the banner.

Please help, I’ll mark you as brainliest, it would be much appreciated

Answers

Answer:

Step-by-step explanation:

Well, since 50,000 dollars is in the 5% tax range, then we would have to find 5% of 50,000 dollars. So, we would have:

[tex]50,000\cdot5\%=50,000\cdot\frac{1}{20}=\frac{50,000}{20}=2500.[/tex]

HOPE IT HELPS.

(multiple choice)
a cube has a volume of 64cm^3. what is the length of the sides of the cube?

a.) 16 cm
b.) 32 cm
c.) 4cm
d.) 8

Answers

Answer:

Step-by-step explanation:

B

Adam and Judy own a painting company. To paint a particular house alone, Adam estimates that it would take him 8 days. Judy estimates that it would take her 6 days. If these estimates are accurate, how long should it take the two of them to paint the house if they work together?

Answers

Answer:

It should take 3.43 days for the two of them to paint the house if they work together.

Step-by-step explanation:

The together rate is the sum of each separate rate.

In this problem:

Together rate: 1/x

Adam's rate: 1/8

Judy's rate: 1/6.

So

Together rate = Adam's rate + Judy's rate

[tex]\frac{1}{x} = \frac{1}{8} + \frac{1}{6}[/tex]

[tex]\frac{1}{x} = \frac{3 + 4}{24}[/tex]

[tex]\frac{1}{x} = \frac{7}{24}[/tex]

[tex]7x = 24[/tex]

[tex]x = \frac{24}{7}[/tex]

[tex]x = 3.43[/tex]

It should take 3.43 days for the two of them to paint the house if they work together.

PLS ANSWER THIS QUICK ITS DUE IN 10MIN

Answers

Answer:

I believe the answer is 60 if you multiplying

Step-by-step explanation:

Help asap .. thank you

Answers

The Answer Should Be -3

-15 x -3 = 45

Answer:

x=-3

Step-by-step explanation:

[tex]-15x=45\\-x=3\\x=-3[/tex]

I need help with this problem I would appreciate it if someone helped me I will give brainliest!

Answers

Answer:

Yes It Does

Step-by-step explanation:

The Equation DOES represent 4 + (-7) + 5 Which = 2 The arrows represent this process from down to up.

Hope it helps!

1) What is the surface area?
1 ft
8 ft
4 ft

Answers

Answer:

88 ft^2

Step-by-step explanation:

For a rectangular prism with dimensions 1 ft by 8 ft by 4 ft, there are two opposite faces with dimensions

1 ft by 8 ft,

two opposite faces with dimensions

1 ft by 4 ft,

and two opposite faces with dimensions

4 ft by 8 ft.

We find their area and add them.

SA = 2 * 1 ft * 8 ft + 2 * 1 ft * 4 ft + 2 * 4 ft * 8 ft

SA = 16 ft^2 + 8 ft^2 + 64 ft^2

SA = 88 ft^2

Part A The top of a table is in the shape of a circle and has a diameter of 32 inches. At the center of the table, there is a small circle made of marble that has a radius of 4 inches. The rest of the table is made of glass. What is the distance around the edge of the table? Use 3.14 for 1. O 25.12 inches O 50.24 inches O 100.48 inches 32 in. in. O 803.84 inches Part B What is the area of the glass part of the table top, not including the marble center? Use 3.14 for . Square inches​

Answers

Answer:

Step-by-step explanation:

12 girls in a class of 15 girls have short hair and the rest have long hair . What percent of the girls has long hair ?​

Answers

Step-by-step explanation:

long hair

15 - 12 = 3

long hair percentage

= 3 ÷ 15 × 100

= 20%

Eight more than seven times a number is -20

Answers

Answer: The number is 0

Step-by-step explanation:

8 = 7x + 8

Then we solve it:

8 = 7x + 8

8 - 8 = 7x

0 = 7x

0 ÷ 7 = x

x = 0

hope this helps have a nice day

what is 5/8 x 4 thanks for helping me

Answers

Answer:

Answer is 2.5

Step-by-step explanation:

I hope it's helpful!

Answer:

2.5

Step-by-step explanation:

hope this helps ;)

(cough)(cough)(brainliests)(cough)(cough)

did u hear that????????????


Which expressions have a value of -64? Check all that apply. NEED HELP ASAP PLSSS!!!

Answers

Answer: -(1/4)^3

Step-by-step explanation:

Equals -1/64 which is -64

Answer:

-(1/4)3

Step-by-step explanation:

please mark me as brainlest

Help please I will give you the brainliest

Answers

Answer:

x=15 degrees

Step-by-step explanation:

You know that the right angle is split in half to 45 degrees and 3x degrees. Because a right angle is equal to 90 degrees, 3x has to be equal to 45. Therefore, the equation will be 3x=45. You want to make x equal one so you have to divide 3 by each side. The equation will be x=45/3. Simplify that to get x=15. Therefore, x=15 degrees.

If this has helped you, please mark this answer as the brainliest

Which value is less than the fraction 5/25? Convert to decimal and then compare. A. 0.025 B. 0.200 C. 0.25 D. 0.525



*Please help i dont know the answer.*​

Answers

Answer: B. 0.200
Explaination:

help me please this will help my grade !

Answers

Answer:

the answers B and D are correct

Answer:

B & D

Step-by-step explanation:

It can-t be A, because that would mean 20², which equals 400, would equal 20.

B is correct because even though it's negative, negative times negative = positive, which would mean that (-sqrt of 20)(-sqrt of 20)=20.

C is wrong because sqrt -20 is an imaginary number,which is a completely different topic.

D is correct because it's the same thing as B, but without the 2 negaties cancelling each other out.

E is the same as A, except it's '-20' x '-20', whcih is still 400, which is still wrong

Hope this helps :)

I need help with this​

Answers

Answer:

they're all wrong, it should be [3,4,7,9]

Please can help me ?

Answers

Answer:

??????????????

Step-by-step explanation:

Find the value of x that makes m||n. (7x - 23) (11x + 23)

Answers

(7x - 23)° + (11x + 23)° = 180°

7x - 23° + 11x + 23° = 180°

18x = 180° / : 18

x = 10°

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