## Time and Work

1.A and B can do a work in 12 days, B and C in 15 days and C and A in 20 days. If A, B and C work together, they will complete the work in : A.5 days B. 6 days C. 10 days D. 15 days [SSC-99,03,06,11,13] 2.A particular job can… Read More »