Question

Mark spent 1 hour 17 minutes less than Sheila reading last week. Sheila spent 55 minutes less than Pete. Pete spent 3 hours reading. How long did Mark spend reading?

Answer 1

48 minutes

Explanation:

Pete: 3 hours = 2 hours 60 minutes

Sheila: 2 hours 60 minutes - 55 minutes = 2 hours 5 minutes = 1 hour 65 minutes

Mark: 1 hour 65 minutes - 1 hour 17 minutes = 48 minutes