Question

On Monday, Kevin spent 4/5 of an hour working on his homework, on Tuesday he spent 2/3 of an hour on his homework and on Wednesday he finished his homework in 7/10 of an hour. How long did Kevin spend doing homework on Monday, Tuesday, and Wednesday in all?

Answer 1

1.167

Explanation:

4/5 + 2/3 + 7/10

LCM 5 * 3 * 2 = 30

24/30 + 20/30 + 21/30

65/30 = 1 5/30 = 1 1/6 = 1.167