OpenUp 6th Math 2.5 Review

Two ratios are ____ if you can multiply each of the numbers in the first ratio by the same factor to get the numbers in the second ratio

Which of the following is an equivalent ratio to 8:6

• 4:3

• 3:4

• 2:4

• 4:2

A recipe for lemonade says to use 8 cups of water and 6 lemons. If we use 4 cups of water and 3 lemons, it will make half as much lemonade. Both recipes taste the same, because 8:6 and 4:3 are ____ ratios.

Prove that the ratios are equivalent.

4 : 5 and 8 : 10

Prove that the ratios are equivalent.

18 : 3 and 6 : 1

Prove that the ratios are equivalent.

2 : 7 and 10,000 : 35, 000

Explain why 6 : 4 and 18 : 8 are not equivalent ratios

Are 3 : 6 and 6 : 3 equivalent ratios? Explain.