6.4B

Front

What is a ratio?

Back

A ratio is a comparison of two quantities that shows the relative size of one quantity to another, often expressed as 'a to b' or a:b.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

How do you find the equivalent ratio?

Back

To find an equivalent ratio, multiply or divide both terms of the ratio by the same non-zero number.

Tags

CCSS.6.RP.A.3A

Front

What is the formula to calculate the total amount of a mixture?

Back

Total amount = Amount of first component + Amount of second component.

Tags

CCSS.6.RP.A.3B

Front

If 5 pints of blue paint and 2 pints of yellow paint make green paint, what is the total amount of green paint produced?

Back

Total green paint = 5 pints (blue) + 2 pints (yellow) = 7 pints.

Tags

CCSS.3.MD.A.2

Front

How do you determine the number of pints of blue paint needed to make a larger amount of green paint?

Back

Use the ratio of blue to total green paint. If 5 pints of blue make 7 pints of green, then for 28 pints of green, calculate: (5/7) * 28 = 20 pints.

Tags

CCSS.6.RP.A.3B

Front

What is a proportion?

Back

A proportion is an equation that states that two ratios are equal.

Tags

CCSS.7.RP.A.2A

Front

How do you solve for an unknown in a ratio?

Back

Set up a proportion and cross-multiply to solve for the unknown.

Front

What does it mean if the ratio of boys to girls in a club remains the same after more boys join?

Back

It means that the number of girls must increase in the same proportion to maintain the ratio.

Tags

CCSS.6.RP.A.3A

Front

If Mike has 6 shirts for every pair of pants, what is the ratio of shirts to pants?

Back

The ratio of shirts to pants is 6:1.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

How do you maintain the same ratio when adding more items?

Back

Add the same proportional amount of the other item to keep the ratio consistent.