Ratio and Proportion & Mixture and Allegation SSC MTS Questions

Ratio and Proportion & Mixture and Allegation

Ratio and Proportion & Mixture and Allegation MCQ Questions

1.

Two numbers A and B are such that the sum of 6% of A and 4% of B is two-fifth of the sum of 7% of A and 11% of B. Then the ratio of A : B is:
SSC MTS 2023-01.09.2023-1

A.

3 : 7

B.

5 : 8

C.

1 : 8

D.

1 : 7

ANSWER :

C. 1 : 8

2.
In what ratio must a grocer mix two varieties of rice costing ₹128 and ₹143 per kg, respectively, to get a mixture of rice worth ₹137.75 per kg?
SSC MTS 2023-01.09.2023-1
A.
12 : 5
B.
7 : 13
C.
5 : 4
D.
6 : 7
ANSWER :
B. 7 : 13
3.

There is a 25 litre mixture of milk and water, containing milk and water in the ratio 3 : 2. Find the number of litres of water that should be added to the mixture so that the resultant mixture has 50% water in it.
SSC MTS 2023-01.09.2023-2

A.

10

B.

8

C.

5

D.

12

ANSWER :

C. 5

4.
P and Q are inversely proportional to each other and P is 10, when Q is 6. What will be the value of Q when P is 15?
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A.
9
B.
4
C.
10
D.
15
ANSWER :
B. 4
5.

A mixture contains milk and water in the ratio 9 : 7. If it contains 4 litres more milk than water, then find the quantity of milk (in litres) in the mixture.
SSC MTS 2023-04.09.2023-1

A.

18

B.

15

C.

21

D.

14

ANSWER :

A. 18

6.
Two numbers are in the ratio 6 : 7. If the difference between these numbers is 16, then find the numbers.
SSC MTS 2023-04.09.2023-2
A.
96, 112
B.
80, 96
C.
120, 136
D.
104, 120
ANSWER :
A. 96, 112