Question

At a school recess, there needs to be a ratio of 2 adults for every 24 children on the playground. The double number line represents the number of adults and children on the playground at recess. How many adults are needed if there are 72 children?.

Answer 1

6.

A ratio of 2:24 kids (when simplified) is 1 parent for every 12 kids.

Now it’s a matter of simple multiplication. In order to get 72 kids, what times 12 equals 72?

The answer is 6.