Self Test
A father can repaint house in 5 hours and son can do the same work in 8 hours. How long will it take both of them repainting the house together?
Answer:
3 hours not sure
Self Test
A father can repaint house in 5 hours and son can do the same work in 8 hours. How long will it take both of them repainting the house together?
Answer:
3 hours not sure
