Question

Melinda paints 7/8 of a wall in 1 1/6 hours. What part of a wall does Melinda paint in 1 minute?

Answer 1

1 1/6 hours = 7/6 hours = 7/6*60 mins = 70 mins
Part of wall painted in 1 mon= 7/8/70 = 1/80 part