1
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A trader sells 10 litres of a mixture of paints A and B

A trader sells 10 litres of a mixture of paints A and B, where the amount of B in the mixture does not exceed that of A. The cost of paint A per litre is Rs. 8 more than that of paint B. If the trader sells the entire mixture for Rs. 264 and makes a profit of 10%, then the highest possible cost of paint B, in Rs. per litre, is

- 26
- 16
- 20
- 22

2
###
8 litres are drawn from a cask full of wine and is then filled with water

8 litres are drawn from a cask full of wine and is then filled with water. This operation is performed three more times. The ratio of the quantity of wine now left in cask to that of water is 16 : 65. How much wine did the cask hold originally?

- 18 litres
- 42 litres
- 32 litres
- 24 litres

3
###
Fresh grapes contain 90% water while dry grapes contain 20% water

Fresh grapes contain 90% water while dry grapes contain 20% water. What is the weight of dry grapes obtained from 20 kg fresh grapes?

- 2 kg
- 2.4 kg
- 2.5 kg
- 10 kg

4
###
A can contains a mixture of two liquids A and B is the ratio 7:5

A can contains a mixture of two liquids A and B is the ratio 7:5. When 9 litres of mixture are drawn off and the can is filled with B, the ratio of A and B becomes 7:9. How many litres of liquid A was contained by the can initially?

- 10
- 20
- 21
- 25

5
###
A vessel is filled with liquid, 3 parts of which are water and 5 parts syrup

A vessel is filled with liquid, 3 parts of which are water and 5 parts syrup. How much of the mixture must be drawn off and replaced with water so that the mixture may be half water and half syrup?

- 1/4
- 1/3
- 1/7
- 1/5

6
###
In what ratio must a grocer mix two varieties of tea worth Rs.60 a kg and Rs.65 a kg

In what ratio must a grocer mix two varieties of tea worth Rs.60 a kg and Rs.65 a kg so that by selling the mixture at Rs.68.20 a kg, he may gain 10%?

- 3 : 2
- 3 : 5
- 3 : 4
- 4 : 5

7
###
The milk and water in two vessels A and B are in the ratio 4:3 and 2:3 respectively

The milk and water in two vessels A and B are in the ratio 4:3 and 2:3 respectively. In what ratio the liquids in both the vessels be mixed to obtain a new mixture in vessel C consisting half milk and half water?

- 8 : 3
- 4 : 3
- 2 : 3
- 7 : 5

8
###
A man invests Rs. 3,000 at the rate of 5% per annum. How much more should he invest

A man invests Rs. 3,000 at the rate of 5% per annum. How much more should he invest at the rate of 8%, so that he can earn a total of 6% per annum?

- Rs. 1,200
- Rs. 1,500
- Rs. 1,700
- Rs. 2,000

9
###
A jar contains a mixture of two liquids A and B in the ratio 4:1

A jar contains a mixture of two liquids A and B in the ratio 4:1. When 10 litres of the liquid B is poured into the jar, the ratio becomes 2:3. How many litres of liquid A were contained in the jar?

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10
###
Nine litres of solution are drawn from a cask containing water

Nine litres of solution are drawn from a cask containing water. It is replaced with a similar quantity of pure milk. This operation is done twice. The ratio of water to milk in the cask now is 16:9. How much does the cask hold?

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11
###
There are two containers A and B of milk solution. The ratio of milk and water

There are two containers A and B of milk solution. The ratio of milk and water in container A is 3 : 1 and in container B, it is 4 : 1. How many liters of container B solution has to be added to 20 lts of container A solution such that in the resulting solution the ratio of milk to water should be 19 : 6?

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12
###
There are two alloys P and Q made up of silver, copper and aluminium

There are two alloys P and Q made up of silver, copper and aluminium. Alloy P contains 45% silver and rest aluminum. Alloy Q contains 30% silver, 35% copper and rest aluminium. Alloys P and Q are mixed in the ratio of 1 : 4.5. The approximate percentages of silver and copper in the newly formed alloy is

- 33% and 29%
- 29% and 26%
- 35% and 30%
- None of the above

13
###
Bottle 1 contains a mixture of milk and water in 7: 2 ratio

Bottle 1 contains a mixture of milk and water in 7 : 2 ratio and Bottle 2 contains a mixture of milk and water in 9 : 4 ratio. In what ratio of volumes should the liquids in Bottle 1 and Bottle 2 be combined to obtain a mixture of milk and water in 3 : 1 ratio?

- 27 : 14
- 27 : 13
- 27 : 16
- 27 : 18

14
###
Consider three mixtures - the first having water and liquid A in the ratio 1:2

Consider three mixtures - the first having water and liquid A in the ratio 1 : 2, the second having water and liquid B in the ratio 1: 3, and the third having water and liquid C in the ratio 1 : 4. These three mixtures of A, B, and C, respectively, are further mixed in the proportion 4 : 3 : 2. Then the resulting mixture has

- The same amount of water and liquid B
- The same amount of liquids B and C
- More water than liquid B
- More water than liquid A

Consider the graph in which the birthrate and death rate of a country
Which frequency range is sensitive to human ears
Given an equilateral triangle T1 with side 24 cm
In an apartment complex, the number of people aged 51 years
If among 200 students, 105 like pizza and 134 like burger
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A trader sells 10 litres of a mixture of paints A and B
If log log2 (5 + log3 a) = 3 and log5 (4a + 12 + log2 b) = 3