Posted on - 16-02-2017

Bank PO

A mixture is formed by mixing two varieties of wheat P and Q whose quantities are in the ratio 4 : 3. The cost of P exceeds the cost of Q by Rs.7 per kg. The cost of the mixture is Rs.23 per kg. Find the cost of Q (in Rs.per kg) .

(a) 20

(b) 19

(c) 22

(d) 18

How many litres of 27% alcohol solution is to be added to 20 litres of 36% alcohol solution to obtain a 30% alcohol solution?

(a) 30

(b) 40

(c) 60

(d) 50

A vessel of capacity of 90 litres is fully filled with pure milk. 9 litres of milk is removed from the vessel and replaced with water. 9 litres of the solution thus formed is removed and replaced with water. Find the quantity of pure milk in the final milk solution (in litres). .

(a) 72

(b) 72.9 .

(c) 73.8 .

(d) 74.7 .

A trader bought two varieties of tea. He bought these at Rs.90 per kg and Rs.150 per kg. He mixed the cheaper variety and the other variety in the ratio 2 : 3 and sold the mixture at Rs.180 per kg. Find his profit percentage in selling the mixture, .

(a) 34%

(b)

(c) 42%

(d) 55%

A trader purchased two colour televisions for a total of Rs.35000. He sold one colour television at 30% profit and the other at 40% profit. Find the difference in the cost prices of the two televisions if he made an overall profit of 32%. .

(a) Rs.21000 .

(b) Rs.17500 .

(c) Rs.14000 .

(d) Rs.24500 .

Rs.6000 is lent out in two parts. One part is lent at 7% p.a simple interest and the other is lent at 10% p.a. simple interest. The total interest at the end of one year was Rs.450. Find the ratio of the amounts lent at the lower rate and the higher rate of interest. .

(a) 5 : 1

(b) 4 : 1

(c) 3 : 2

(d) 2 : 1

In what ratio should water and 80% wine solution be mixed so that a 60% wine solution is formed?

(a) 7 : 6

(b) 2 : 3

(c) 5 : 4

(d) 1 : 3

In a milk solution of 15 litres, milk and water are in the ratio of 4 : 1. How many litres of water should be added to the above mixture so that the ratio of milk to water in the milk solution becomes 3 : 2? .

(a) 7 liters

(b) 5 liters

(c) 3 liters

(d) one liters

The ratios of milk and water in mixtures of four containers are 6 : 5, 3 : 2, 4 : 3 and 7 : 3 respectively. What will be the ratio of milk to water when equal quantities of all the four mixtures are mixed in one container? .

(a) 81 : 73

(b) 439 : 362

(c) 1215 : 961

(d) 1861 : 1219

A can contains 200 litres of pure milk. 20 litres of milk was replaced with water. Again 20 litres of solution is replaced with water. How many times should this procedure be repeated for the can to contain 145.8 litres of pure milk? .

(a) 2

(b) 3

(c) 4

(d) 5

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

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