Question

8 men can do a work in 12 days 4 women can do the same work in 48 days and 10 children can do the same work in 24 days in how many days will 10 men 4 women and 10 children do the same work

Answer 1

1men=12*8=96days
1women=48*4=192 days
1child=24*10=240 days
so
lcm of 96,192,240=960
10men=96/10=9.6
4women=192/4=48
10 child=24
960/81.6=12