Get premium membership and access revision papers with marking schemes, video lessons and live classes.
Processing. Please wait.

 Class 8 mathematics questions and answers on indirect proportion

A factory hired 9 people to complete a piece of work in 15 hours. How many more hours did it take them to complete the work if 3 people did not turn up?
A. 30 hours
B. #22frac{1}{2}# hours
C. 5 hours
D. #7frac{1}{2}# hours

 (4m 14s)
1297 Views     SHARE