Question

P, q and r can do a piece of work in 18, 24 and 36 days. r works on first day, q on the second day and p on the third day, again r on the fourth day and so on. then in how, many days will the work be completed?

Answer 1

24 days is right answet

Answer 2

p-18
q-24. -----72 lcm of 18, 24 ,36 t.w 72
r-36
capacity of p is 4 ,q is 3 and r is 2
total work done in 3 days is 4+3+2 = 9
so( 72/9)×3=24 days