Mathematics & Reasoning

1. If 12 workers can complete a job in 8 days, how many workers are needed to finish it in 6 days?

2. The HCF of 36 and 48 is:

3. A train covers 360 km in 6 hours. What is its speed in m/s?

4. If 3/5 of a number is 45, what is the number?

5. The area of a circle with radius 7 cm is: (Use π=22/7)

6. The value of √169 + √256 is:

7. The compound interest on ₹1000 at 10% p.a. for 2 years is:

8. The sum of the first 20 natural numbers is:

9. If 2^x = 16, then 3^x = ?

10. The volume of a cube with side 5 cm is:

11. Find the missing number: 2, 6, 12, 20, 30, ?

12. If \”PENCIL\” is coded as \”RGPENK\”, how is \”PAPER\” coded?

13. Choose the odd one out:

14. A is the brother of B. B is the sister of C. C is the father of D. How is A related to D?

15. Complete the series: Z, X, V, T, R, ?

16. If \”RED\” is coded as \”1854\”, how is \”GREEN\” coded?

17. Find the missing number in the pattern: 3, 7, 15, 31, 63, ?

18. Which word does NOT belong with the others?

19. If \”MADRAS\” is written as \”NBESBT\”, how is \”BOMBAY\” written?

20. A man walks 5 km south, then 3 km west, and then 2 km north. How far is he from his starting point?

21. The value of log₁₀1000 − log₁₀10 is:

22. If a/b = 3/4 and b/c = 2/5, then a/c = ?

23. The area of a trapezium with parallel sides 8 cm and 12 cm, and height 5 cm is:

24. The sum of the squares of two consecutive even numbers is 340. The numbers are:

25. The difference between SI and CI on ₹8000 for 2 years at 5% p.a. is:

26. If \”CLOCK\” is coded as \”31235\”, how is \”WATCH\” coded?

27. Find the next term in the series: 5, 11, 23, 47, 95, ?

28. If \”P\” denotes \”+\”, \”Q\” denotes \”−\”, \”R\” denotes \”×\”, and \”S\” denotes \”÷\”, then 18 R 12 S 4 P 5 = ?

29. A is taller than B, C is shorter than A, but taller than D. Who is the tallest?

30. If \”M\” is coded as \”13\”, how is \”P\” coded?