Question

You paint 0.5 wall in 0.25 hour. At that rate, how long will it take you to paint one wall?

Answer 1

It will take 0.5 hour or half an hour to paint the wall

Answer 2

Answer=0.5 hours
0.5 1
_____ =_____
0.25hr x hr

cross multiply
0.5x=0.25
divide both sides by 0.5
x=0.5 hr

It will take 0.5 hours to paint one wall