Rate and ratios

Solve for the following equivalent ratios by writing down the missing numbers separated by a comma in the order it is presented (e.g., 2,4,5,)

2:10 = ___ :50 = 12: ___ = ___: 70

The ratio of tomatoes to red apples is 2:5. If there are 20 tomatoes, how many red apples are there?

The ratio of pears to green apples is 1:3. If there are 150 green apples, how many pears are there?

The ratio of boys to girls is 1:1. If there are 250 boys, how many girls are there?

What is a Ratio?

• Is a comparison of two quantities 
• A rate with a denominator of one
• It is when the only factor the numerator and denominator share is a one 
• Two decimals that can be multiplied

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Ratios can be represented as...

(Select ALL answers that apply!)

• A/B

• A to B

• A : B

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

In a bouquet of​ flowers, there are 7 daisies and 19 roses. Write the ratio of daisies to roses in three different ways.

• 19 to 7, 19:7, 19/7
• 19 to 7, 7:19, 7/19
• 7 to 19, 7:19, 7/19
• 7 to 19, 19:7, 19/7

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Which ratio is written incorrectly?

• X : Y
• X and Y
• X/Y
• X to Y

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

^{What is the ratio of total shapes to circles?}

• 3 : 4

• 4 : 3

• 7 : 3

• 3 : 7

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

What is the ratio of red apples to green apples

• 7 apples to 3 green
• 4 red apples to 7 apples
• 4 red apples to 3 green apples
• 3 green apples to 4 red apples

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2