Question

Kacie swam for 12 hours this week at YMCA pool. 25% of her pool time was spent on tree swim. The rest was in swimming classes. How many hours did Kacie spend in swimming classes?

Answer 1

9 hours

Explanation:

25% of 12 is 1/4 of 12.

12/4 is 3.

25% of 12 is 3.

12-3=9