Question

6 men and 8 women finish a job in 10 days. and 26 men and 48 women can do the same job in 2 days . how long will 15 men and 20 women take to do the work​

Answer 1

ans :- 4

let men be1/x= u

women be 1/y=v

6u+8v=1/10........(1)

26u+48v=1/2....... (2)

by solving both

we get x=100 and y=200

a/q, 15/100+20/200=?

no of days is 4....