Question

A kisi kam ko 12 din me,AB usi kam ko 8 din m krta h,to B?​

Answer 1

work done by A in 1 day =1/12

work done by A +B =1/8=1/12 +x

let x is work dn by B ina day

than x=1/24. than tim taken by B 2 compl. 1 work is 24 days