Posted on - 16-02-2017

Bank PO

A and B can do a work in days and 30 days respectively. In how many days can they complete the work if they work together?

(a) 5

(b) 4

(c) 6

(d) 3

A can do a work in 24 days. B and C together can do the same work in 18 days. In how many days can A, B and C together do a work which is times the previous work?

(a) 32 days

(b) 28 days

(c) 36 days

(d) 40 days

A and B together can complete a work in 6 days. A alone can complete the same work in 10 days. Every day if B works only half a day then in how many days can A and B together complete the work? .

(a) 12 days

(b) 8 days

(c) days

(d) days

A certain work is completed by A, B and C together. A and B together can do of a work in the same time as B and C together can do of the work. The ratio of work 23 done by A, B and C is _________.

(a) 6 : 8 : 9

(b) 6 : 8 : 7

(c) 8 : 6 : 9

(d) 9 : 8 : 6

X is twice as fast as Y and is able to complete a piece of work in 12 days less than Y. The time in which they can complete the work together is ______.

(a) 16 days

(b) 24 days

(c) 4 days

(d) 8 days

One man and one woman together can complete a piece of work in 18 days. A man alone can complete the work in 30 days, In how many days can one woman alone complete the work? .

(a) 45 days

(b) 54 days

(c) 60 days

(d) 72 days

A alone worked for 6 days and then B joined him. After 10 more days A left and B took 2 more days to complete the work, If A and B together can do the work in 14 days, how many days would each of them take to do the work individually? .

(a) 24, 32

(b) 15, 30

(c) 18, 27

(d) 24, 36

P and Q can do a work in 12 days and 16 days respectively. If they work on alternate days, beginning with Q, then in how many days will the work be completed? .

(a)

(b)

(c)

(d)

215 men can construct a 677 m long wall in 13x5 days. How many men are required to construct a wall twice the length of the previous wall in half the time? .

(a) 860

(b) 880

(c) 820

(d) 840

A hostel has provisions for 800 men for 42 days at the rate of 2 kg per day per man. For how many days will the provisions last for 600 men at the rate of 4 kg per day per man? .

(a) 28

(b) 29

(c) 30

(d) 27

1.C. |
2.C. |
3.C. |
4.A. |
5.D. |

6.A. |
7.D. |
8.C. |
9.A. |
10.A. |