Question

Jacie can swim 3/4 of a mile in 3/8 of an hour.how far can she swim in one hour?

Answer 1

2 miles

Explanation:

We can use ratios to solve this problem

3/4 miles x miles

--------------- = ---------------

3/8 hours 1 hours

Using cross products

3/4 * 1 = 3/8 * x

Multiply by 8/3 to isolate x

3/4 * 8/3 = 3/8*8/3 *x

8/4 = x

2 =x