Competitive Exams : Quantitative Aptitude - Mix (Set 2) | Concept of Maths

Question 1

1. Which of the following is the smallest prime number?

A) 0

B) 2

C) 1

D) 3

Answer

Correct Answer: B

Question 2

2. What is the place value of $7$ in the number $47,258$?

A) 70

B) 700

C) 7,000

D) 70,000

Answer

Correct Answer: C

Question 3

3. Which of the following numbers is divisible by $3$?

A) 123

B) 124

C) 125

D) 127

Answer

Correct Answer: A

Question 4

4. The sum of the first $10$ natural numbers is:

A) 45

B) 50

C) 60

D) 55

Answer

Correct Answer: D

Question 5

5. Find the HCF (Highest Common Factor) of $12$ and $18$.

A) 2

B) 3

C) 6

D) 9

Question 6

6. Find the LCM (Least Common Multiple) of $4$ and $6$.

A) 24

B) 12

C) 10

D) 18

Answer

Correct Answer: B

Question 7

7. If the product of two numbers is $48$ and their HCF is $4$, find their LCM.

A) 12

B) 16

C) 192

D) 8

Answer

Correct Answer: A

Question 8

8. What is the LCM of $10, 15,$ and $20$?

A) 30

B) 45

C) 60

D) 120

Answer

Correct Answer: C

Question 9

9. Simplify: $15 + 5 \times 2 - 4$

A) 21

B) 36

C) 16

D) 25

Answer

Correct Answer: A

Question 10

10. Simplify: $$\frac{1}{2} + \frac{1}{4}$$

A) 1/6

B) 3/4

C) 1/2

D) 2/4

Answer

Correct Answer: B

Question 11

11. Calculate: $121 \div 11 + 5$

A) 11

B) 17

C) 10

D) 16

Answer

Correct Answer: D

Question 12

12. What is $25\%$ of $200$?

A) 50

B) 25

C) 100

D) 75

Answer

Correct Answer: A

Question 13

13. Convert $0.75$ into a percentage.

A) 7.5%

B) 75%

C) 0.75%

D) 750%

Answer

Correct Answer: B

Question 14

14. What percent of $80$ is $20$?

A) 20%

B) 40%

C) 25%

D) 15%

Answer

Correct Answer: C

Question 15

15. If a number is increased from $100$ to $110$, find the percentage increase.

A) 5%

B) 20%

C) 110%

D) 10%

Answer

Correct Answer: D

Question 16

16. $20\%$ of a number is $40$. What is the number?

A) 200

B) 100

C) 80

D) 400

Answer

Correct Answer: A

Question 17

17. A shopkeeper buys a toy for $₹100$ and sells it for $₹120$. Find his profit percentage.

A) 10%

B) 15%

C) 20%

D) 25%

Answer

Correct Answer: C

Question 18

18. If the cost price of an article is $₹200$ and it is sold at a loss of $10\%$, what is the selling price?

A) ₹190

B) ₹180

C) ₹170

D) ₹210

Answer

Correct Answer: B

Question 19

19. By selling a pen for $₹40$, a man loses $₹10$. What is the cost price?

A) ₹30

B) ₹40

C) ₹10

D) ₹50

Answer

Correct Answer: D

Question 20

20. A chair is bought for $₹500$ and sold for $₹450$. Find the loss percentage.

A) 10%

B) 5%

C) 50%

D) 15%

Answer

Correct Answer: A

Competitive Exams : Quantitative Aptitude - Mix (Set 2) | Concept of Maths