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Ratio - Test

1.

Which of the following ratios is written in its simplest form?

2.

What is the missing number from this ratio? 10:7 = [ ]:35

3.

What is the missing number from this ratio? 12:8 = [ ]:2

4.

Eve divided 24 sweets between her grandchildren in the ratio of their ages. If Kate is 7, Tom is 5, how many does Kate receive?

5.

A map has a scale of 1:25000. How much does 1cm on the map represent in real life?