14
Q:

# A container contains 120 lit of Diesel. From this container, 12 lit of Diesel was taken out and replaced by kerosene. This process was further repeated for two times. How much diesel is now there in the container ?

 A) 88.01 lit B) 87.48 lit C) 87.51 lit D) 87.62 lit

Explanation:

For these type of problems,

Quantity of Diesel remained = $q1-pqn$

Here p = 12 , q = 120

=> $1201-121203$ = 120 x 0.9 x 0.9 x 0.9 = 87.48 lit.

Q:

In a mixture of 165 litres, the ratio of liquids X and Y is 6 : 5. If 5 litres of liquid Y is added in the mixture, then what is the ratio of X and Y in the new mixture?

 A) 10 : 9 B) 8 : 7 C) 9 : 8 D) 5 : 4

Explanation:

2 209
Q:

25 litres of a mixture contains 30% of spirit and rest water. If 5 litres of water be mixed in it, the percentage of spirit in the new mixture is

 A) 45% B) 33 1/3% C) 25 % D) 12 1/2%

Explanation:

0 279
Q:

The ratio of sand to gravel in a mixture is 17 : 9 while that between gravel and cement is 6 : 17. What is the ratio of sand to cement in the mixture?

 A) 289 : 54 B) 9 : 6 C) 17 : 17 D) 2 : 3

Explanation:

2 345
Q:

Rahul adds 2 litres of alcohol in 6 litres of water and Dinesh adds 1 litres of alcohol in 9 litres of water. What is the ratio of the percentage of alcohol in the two mixtures?

 A) 7 : 4 B) 2 : 1 C) 5 : 2 D) 8 : 3

Explanation:

4 459
Q:

In what ratio salt costing Rs 13/kg mixed with another salt costing Rs 7/ kg to get a mixture costing Rs 9/kg?

 A) 4 : 7 B) 3 : 5 C) 2 : 3 D) 1 : 2

Explanation:

2 332
Q:

In an alloy of German silver. the ratio of copper to zinc was 21 : 16 while that of nickel to zinc was 7 : 24. What was the ratio of copper to zinc to nickel in the alloy?

 A) 21 : 16 : 7 B) 17 : 21 : 4 C) 63 : 48 : 14 D) 68 : 28 : 21

Explanation:

3 753
Q:

Vipin adds 3 litres of liquid A in 6 litres of liquid B and Mohit adds 8 litres of liquid A in 15 litres of liquid B. What is the ratio of the percentage of liquid B in the two mixtures?

 A) 26 : 25 B) 51 : 32 C) 46 : 45 D) 34 : 25

Explanation:

5 433
Q:

Two vessels of equal volume contain milk and water in the ratio 1:3 and 2:1. If they are mixed together, what is the new ratio?

 A) 11:13 B) 13:11 C) 9:11 D) 11:9