Dear Reader,

           Aptitude Test Time and Work 

1.    A and B can together finish a work in 30 days. They worked together for 20 days and then B left . After another 20 days, A finished    the remaining work. In how many days A alone can finish the work?
       (a) 40                           (b) 50                  (c)54                       (d)60
2.     X and Y can do a piece of work in20 days and 12 days respectively. X stared the work alone and then after 4 days y joined him till the completion of the work. How long did the work last?
       (a) 6 days                     (b) 10 days
       (c) 15 days                   (d) 20 days
3.     A can do a piece of work in 4 hours; B and C can do it in 3 hours. A and C can do it in 2 hours. How long will B alone take to do it?
       (a) 10 hours                  (b) 12 hours
       (c) 8 hours                    (d) 24 hours
4.    A does 4/5 of a piece of work in 20 days; he then calls in B and they finish the remaining work in 3 days. How long B alone will take to do whole work?
       (a) days                          (b) 37 days
       (c) 40 days                     (d) 23 days
5.    P can do a piece of work in 10 days, which Q can finish in 15 days. If they work on alternate days with P beginning, in how many days the work will be finished?
       (a) 12 days                       (b) 18 days            

        (c) 10 days                      (d) 6 days

6.    Three years ago the average age of A and B was 18 years. With C joining them now, the average becomes 22 years. How old is C now?
       (a) 24 years                      (b) 27years
       (c)28 years                       (d) 30 years
7.    A work can be finished in 16 days by twenty women. The same work can be finished in fifteen days by sixteen men. The ratio between the capacity of a man and a woman is
       (a) 2 : 4   (b) 4 : 3      (c) 2 : 3      (d) 3 : 6
8.    A completes 80% of a work in 20 days. Then B also joins and A and B together finish the remaining work in 3 days. How long does it need for B if he alone completes the work?
       (a) 39 ½ days                      (b) 37 ½
       (c) 40 days                          (d) None of these
9.    If 6 men or 12 women can do a piece of work in 32 days, in how many days 48 men and 32 women will do the same piece of work?
       (a) 4 days                            (b) 8 days
       (c) 6 days                            (d) 3 days
10.   If 24 men completes a work in 18 days working 8 hour a day in how many days will 36 men complete the same work 12 hours a day?
       (a) 6        (b) 8          (c) 10          (d) 12

Answer :