Equivalent Ratios

Identify if the ratios are equal.

2 : 5 ___ 4 : 10

• Equal

• Not equal

• Maybe

• Sometimes

Identify if the ratios are equal.

3 : 4 ___ 6 : 8

• Equal

• Not Equal

• Maybe

• Sometimes

Identify if the ratios are equal.

4 : 6 ___ 6 : 8

• Equal

• Not Equal

• Maybe

• Sometimes

Identify if the ratios are equal.

3 : 5 ___ 7 : 10

• Equal

• Not Equal

• Maybe

• Sometimes

Identify if the ratios are equal.

4 : 10 ___ 8 : 20

• Equal

• Not equal

• Maybe

• Sometimes

The following are ways to identify if ratios are equivalent EXCEPT ONE.

• Have the same value when simplified

• Cross-Product Method

• Means and Extremes

• Addition and Subtraction

Equivalent Ratios can be obtained by ________________ both sides by the same non-zero number.      

• Adding

• Multiplying

• Multiplying or dividing

• Adding or subtracting

In how many ways can we write a ratio?

• 1

• 2

• 3

• 4

What is the ratio of Saturday and Sunday to the days in a week?

• 2 : 7

• 2 : 6

• 2 : 5

• 2 : 4

There are 18 red roses for every 6 blue roses. How many red roses are there if there are 3 blue roses?

• 8

• 9

• 10

• 12