Question

working individual Mahim and Naresh can plant paddy in a field in 8 and 12hrs respectively.in the .working Mahim worked for 2 hrs and left .Naresh came afterwards and finished the work in what time was the whole field planted​

Answer 1

Answer:

CP= 160

Loss= 20%

loss= 20% of 160= 20/100× 160= 32

SP= CP-loss= 160-32= 128