Question

a kisi kaam ko 12din m krta h a ki tulna m b 60%dhik kaam karta usi kaam ko B kitne din me karega​

Answer 1

Answer:

15/2 days

Step-by-step explanation:

A can do a work in 12 days

Efficiency of A and B

A : B

100:160

10:16

5:8

So B can do a work in= 5/8×12

=15/2

=7.5 days