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#### Mathematics Solved MCQs Online Quiz Test

Q.1: 5 % income of a is equal to 15 % income of B and 10 % income of B is equal to 20 % income of C if the income of c is Rs. 200, then total income of A, B and C is :———?

- Rs. 6000
- Rs. 18000
- Rs. 20000
- Rs. 14000

B

Q.2: What percent of 120 are 90?

- 25%
- 50%
- 75%
- 33%

C

Q.3: Today is khadija’s birthday. After one year, she will become two times as she was ten years ago. current age of Khadija?

- 19
- 20
- 21
- 22

C

Q.4: In what ratio should the profit be divided if M, N, O invests capital in ratio 2:3:5 and their timing of their investments are in the ratio 4:5:6.

- 8:15:30
- 5:18:28
- 4:5:6
- 2:3:5

A

Q.5: A bag contains 50 paise, 1 rupee and 2 rupee coins in the ratio 2:5:8. If the total amount is Rs. 352, find the total number of coins in the bag.

- 160
- 200
- 250
- 240

D

Q.6: Three quantities X, Y and Z are such that XY=kZ where k is constant. Initially, X was at 4 and X:Y:Z was 2:3:4. If the value of Y is changed to 12 and Z is kept constant, find the value of X.

- 2
- 3
- 5
- 6

A

Q.7: Find the mean proportion between 5 and 45.

- 9
- 15
- 25
- 50

B

Q.8: If X:Y = 2:3, Y:Z = 4:5. Find X:Y:Z.

- 2:3:5
- 8:12:15
- 2:8:5
- 2:7:5

B

Q.9: The ratio of two numbers a and b is 3:5. If 2 is added to both the numbers, the ratio becomes 2:3. Find b.

- 15
- 10
- 8
- 5

B

Q.10: The plan for a rectangular area is drawn to a scale of 1:500. If the length and breadth in the plan is 30 cm and 20 cm, find the actual area.

- 1200 m²
- 1500 m²
- 12000 m²
- 15000 m²

D