Question

Mohan finished colouring a picture in 7 by12 hours charu finishedcolouring the same picture 3 by 4 hours who worked for longer by how much

Answer 1

7/12 and 3/4 × 3/3
7/12 and 9/12
By equating the denominator


So charu took more time


By how much

9/12-7/12 = 2/12 = 1/6