Question

The table shows the amount of red paint that can be added to different amounts of white paint while making a custom paint color:


Paint Color
Quarts of Red Paint Quarts of White Paint
4 20
5 25
7 35
8 40


Which statement is true about the ratio of red paint to white paint in the paint color?
It is 1:16.
It is 16:1.
It is 5:1.
It is 1:5.

Answer 1

@dimensionx

Answer 2

@dimensionx are you there?

Answer 3

what do you think?

Answer 4

Write a proportion to represent the values and solve for the ratio in the table.

Red Paint 4, White Paint 20.

\[\frac{ 4 }{ 20 } = ?\]

Answer 5

what would be the next step?

Answer 6

Divide, 4/20

Answer 7

or 5/25
or 7/35
or 8/40

Answer 8

= 5

Answer 9

Try again

Answer 10

4 divided by 20?

Answer 11

yes

Answer 12

.2

Answer 13

Think of it this way:
\[\frac{ 4\div4 }{ 20 \div 4 } = \frac{ ? }{ ? }\]

Answer 14

1.2

Answer 15

Numerator: What is 4 divided by 4?
Denominator: What is 20 divided by 4?

Answer 16

1/2

Answer 17

4 divided by 4 is 1, correct.

But try again with 20 divided by 4.

Answer 18

1/5

Answer 19

yes, so you have a 1:5 ratio of Red:White paint.

For every 4 cans of red paint, you need 20 cans of white paint.
SO you can simplify:
For every 1 can of red paint, you'll need 5 cans of white paint.

Answer 20

oh so then the ratio is 1:5. choice d

Answer 21

right?

Answer 22

yes

Answer 23

ok thanks so much! can you check if this is correct?

Answer 24

No, it is not a proportional relationship because the graph is not in a straight line

Answer 25

Correct

Answer 26

ok, thanks! i gave you a medal