Mixtures and Alligations

IMPORTANT

Mixtures and Alligations: Overview

This topic covers concepts, such as Alligations, Mixtures, Mixture and Alligation, Straight Line Approach for Alligation & Graphical Representation of Alligation etc.

Important Questions on Mixtures and Alligations

MEDIUM
IMPORTANT

The cost of 24 kg of sugar is26,421 kg of tea is 252 and 25 litre of milk is 544 what will be the cost of 11kg of sugar, 14 kg of tea and 17 litre of milk ?

EASY
IMPORTANT

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 containing half milk and half water?

MEDIUM
IMPORTANT

80 Litters of a mixture contain milk and water in the ratio of 27 : 5. How much more water is to be added to get a mixture containing milk and water in the ratio of3: 1 ?

EASY
IMPORTANT

In an alloy, the ratio of copper and zinc is 5:2. If 1.250 kg of zinc is mixed in 17 kg 500 gm of alloy, then the ratio of copper and zinc will be _____.

MEDIUM
IMPORTANT

From a container having pure milk, 10% is replaced by water. This process was repeated thrice. At the time of the third operation, the milk that remained in the container is:

MEDIUM
IMPORTANT

In a mixture of 35  litres, the ratio of milk and water is  4:1. How many litres of water must be added to make the ratio 2:3 ? 

EASY
IMPORTANT

In what ratio must a grocer mix two varieties of pulses costing 15 per kg and 20 per kg respectively to obtain a mixture worth 16.50 per Kg?

HARD
IMPORTANT

What quantity of water should be added to 3litres of 10% solution of salt, so that it becomes 5% salt solution?

MEDIUM
IMPORTANT

There were two different iron alloys of total weight 50 kg. The first contains 40% less iron than the second. Determine the percentage of iron in the first alloys, if it is known that there were 6 kg of iron in the first alloy and 12 kg in the second ?

MEDIUM
IMPORTANT

In what ratio must a grocer mix two varieties of pulses costing  15  and 20 /kg  Rs. 20 per kg respectively so as to get a mixture worth 16.50kg  Rs. 16.50 kg ?

MEDIUM
IMPORTANT

In what proportion may three kinds of wheat bought at Rs. 8, Rs.10 and Rs.14 be mixed to produce a mixture. Which would earn 25% on selling it at Rs. 15 /kg. ?

MEDIUM
IMPORTANT

In what ratio must 25% hydrochloric acid be mixed with 60% hydrochloric acid to get a mixture of 40% hydrochloric acid ?

MEDIUM
IMPORTANT

How much water should be added to 175 litre of milk at  8.00 per litre so as to have a mixture worth 7.00 per litre ?

EASY
IMPORTANT

After 30 litres of water was evaporated from a solution of salt and water which had 15% salt, the remaining solution had 20%salt. The quantity of the salt is -

MEDIUM
IMPORTANT

In an alloy of brass, the ratio of copper to zinc is 7:4. If 6 kg of zinc be added in 33 kg of such a quality of brass, then the new ratio of copper to zinc is:

MEDIUM
IMPORTANT

4 L are drawn from a cask full of wine and  it is then filled with water. 4 L of mixture are again drawn and the cask is again filled with water. The ratio of wine to water is  6:1. How much wine was originally present?

EASY
IMPORTANT

The proportion of acid and water in 3 Samples is 2 : 1, 3 : 2, 5 : 3. A mixture containing equal quantities of all 3 Samples is made.The ratio of acid and water in the mixture is ?

EASY
IMPORTANT

One type of liquid contains 25% of milk, the other contains 30% of milk. A container is filled with 6 parts of the first liquid and 4 parts of the second liquid. The percentage of milk in the mixture is _____

MEDIUM
IMPORTANT

By mixing two qualities of pulses in the ratio 2:3 and selling the mixture at the rate of 22/kg, a shopkeeper makes a profit of 10%. If the cost of the smaller quantity is 14/kg, the cost per kg of the larger quantity is :

HARD
IMPORTANT

In what ratio must a rice at the rate of 7.20 per kg be mix with another rice at the rate of 5.70 per kg. So, that the price of the mixture be 6.30 per kg?