Ready to crack CUET, SSC, BANKING, RAILWAY exam? Here you can practice Basic and Advance previous year or memory based MCQ to smart preparation! Now do practice one of the important topic asked in exam “Mixture and Alligation” Questions and Answers.

PART-A (BASIC QUESTIONS)

In what ratio must water be mixed with milk worth ₹60 per litre so that the mixture is worth ₹40 per litre?
a) 1:2
b) 2:1
c) 1:1
d) 1:3
Ans: b) 2:1

Two types of tea worth ₹30/kg and ₹45/kg are mixed. If the mixture is worth ₹36/kg, the ratio is:
a) 2:1
b) 1:2
c) 3:2
d) 2:3
Ans: a) 3:2

A 40-litre mixture has milk and water in the ratio 3:1. How much water must be added to make the ratio 2:1?
a) 4 L
b) 5 L
c) 6 L
d) 8 L
Ans: c) 6 L

Milk and water are mixed in a ratio of 5:1. What percentage of the mixture is water?
a) 20%
b) 16.66%
c) 25%
d) 10%
Ans: b) 16.66%

In what ratio must rice worth ₹25/kg be mixed with rice worth ₹30/kg so that the mixture is worth ₹28/kg?
a) 2:3
b) 1:2
c) 2:1
d) 3:2
Ans: c) 2:1

A 60-litre mixture of milk and water has 20% water. The amount of milk in it is:
a) 12 L
b) 48 L
c) 36 L
d) 45 L
Ans: b) 48 L

A mixture contains alcohol and water in the ratio 4:1. If 5 litres of water is added, the ratio becomes 4:2. Original quantity of alcohol is:
a) 10 L
b) 15 L
c) 20 L
d) 12 L
Ans: c) 20 L

Two containers have milk and water in the ratio 3:2 and 7:3. What will be the ratio in the final mixture if equal quantities are mixed?
a) 5:4
b) 2:1
c) 17:13
d) 4:3
Ans: c) 17:13

A 30-litre mixture has milk and water in 2:1 ratio. If 6 litres of water is added, the new ratio is:
a) 2:1
b) 1:2
c) 3:2
d) 1:1
Ans: d) 1:1

How many litres of water must be added to 20 L of milk to make a mixture in the ratio 4:1 (milk:water)?
a) 4 L
b) 5 L
c) 2 L
d) 3 L
Ans: b) 5 L

Two solutions contain alcohol and water in the ratio 5:3 and 3:2 respectively. In what ratio should they be mixed so that the final ratio is 4:3?
a) 1:1
b) 2:3
c) 3:2
d) 4:5
Ans: a) 1:1

A 40-litre solution has acid and water in 7:3 ratio. How much acid is there?
a) 28 L
b) 30 L
c) 25 L
d) 26 L
Ans: a) 28 L

A man mixes 2 kg of sugar at ₹10/kg with 3 kg at ₹20/kg. The price per kg of the mixture is:
a) ₹15
b) ₹16
c) ₹14
d) ₹17
Ans: c) ₹14

A mixture has 30 L of alcohol and water in ratio 1:2. How much water must be added to make ratio 1:3?
a) 10 L
b) 15 L
c) 20 L
d) 25 L
Ans: a) 10 L

In what ratio must a 25% acid solution be mixed with 50% acid solution to get 40% acid?
a) 1:2
b) 2:1
c) 3:1
d) 1:3
Ans: a) 2:1

What is the mean price when 2 kg of sugar at ₹8/kg is mixed with 3 kg at ₹10/kg?
a) ₹9.2
b) ₹9.4
c) ₹9.6
d) ₹9.8
Ans: b) ₹9.4

A mixture of 80 L contains milk and water in the ratio 5:3. How much water is there?
a) 24 L
b) 30 L
c) 32 L
d) 48 L
Ans: c) 30 L

What is the cost price per kg when 40 kg of rice at ₹20/kg is mixed with 60 kg at ₹30/kg?
a) ₹24
b) ₹26
c) ₹25
d) ₹27
Ans: c) ₹25

In a 50-litre mixture of alcohol and water, 30% is water. The amount of alcohol is:
a) 15 L
b) 35 L
c) 25 L
d) 30 L
Ans: b) 35 L

In a 100-litre solution of milk and water, 20% is water. How many litres of water should be added to make it 25% water?
a) 5 L
b) 6.66 L
c) 10 L
d) 12 L
Ans: b) 6.66 L

PART-B (ADVANCE QUESTIONS)