Quiz 07 – Basic Arithmetic

Q-1 a) 41 b) 32 c) 23 d) 13

2. 25 % of 200 is: a) 25 b) 50 c) 75 d) 100

3. Simplify: 12 + 8 ÷ 2 × 3 a) 30 b) 24 c) 18 d) 15

4. What is the sum of first 5 natural numbers? a) 10 b) 12 c) 15 d) 20

5. If 3 x − 7 = 14 , then x =? a) 5 b) 6 c) 7 d) 8

6. 3 /4 + 2/ 5 = a) 5/ 9 b) 23 /20 c) 15 /8 d) 1/ 2

7. 15% of 80 = a) 10 b) 12 c) 15 d) 16

8. A number increased by 20% becomes 120. The number is: a) 100 b) 96 c) 90 d) 80

9. If a/ b = 2/ 3 ​ and b = 12 , then a = a) 6 b) 8 c) 9 d) 18

10. 2^ 3 + 3 ^2 = a) 13 b) 17 c) 25 d) 35

11. 0.25 × 0.4 = a) 0.1 b) 1.0 c) 0.01 d) 0.001

12. HCF of 24 and 36 is: a) 6 b) 8 c) 12 d) 18

13. LCM of 6 and 8 is: a) 12 b) 24 c) 36 d) 48

15. If 5^( 2 x − 1) = 25 then x = a) 1 b) 1.5 c) 2 d) 2.5

16. A train travels 300 km in 5 hours. Its speed in km/hr is: a) 50 b) 60 c) 55 d) 65

17. Average of 6, 8, 10, 12, 14 is: a) 9 b) 10 c) 11 d) 12

18. radical-144 + radical 81 = a) 21 b) 25 c) 15 d) 18

19. If 2 ( x + 3 ) = 16 , then x = a) 5 b) 6 c) 7 d) 8

20. A man buys a book for ₹200 and sells it for ₹250. Profit percent is: a) 20% b) 25% c) 30% d) 40%