Simplification RRB (Railways) MCQ Questions With Answers Quiz Questions

1. What is the value of \(2 + \frac{1}{2} + \frac{3}{2} + \frac{5}{2} + \frac{7}{2}\)

A 10 B 16 C 8 D 12

2. If \(\sqrt[3]} = 81,\) then the value of n is:

A 9 B 16 C 12 D 3

3. Simplify: 4 – 1 + 5 × 6 ÷ 2 – 1 = ?

A 11 B -3 C 17 D 19

4. Which value is closest to [(5.168 × 4453 × 3.194) / (67.999 × 4224.017)]

A 0.2 B 0.002 C 2 D 0.02

5. The value of \(\frac\)

A \(\frac{1}{2}\) B 2 C \(\frac{1}\) D \(\frac{1}\)

6. Which of the following number is largest among all? \(0.7,\;0.\bar 7,\;0.0\bar 7,0.\overline {07}\)

A \(0.\overline {07} \) B \(0.0\bar 7\) C 0.7 D \(0.\bar 7\)

7. Which of the following fractions is the highest of all?

A 5/4 B 4/3 C 3/2 D 6/5

8. If 0.023 ÷ P3 = 23, then 5P is equal to –

A 0.001 B 0.1 C 0.5 D 50

9. If \(x = \sqrt {\frac}\), then the value of (x2 - x - 1) is –

A \(- \frac{8}\) B \(- \frac{8}\) C \(- \frac{9}\) D \(- \frac{9}\)

10. Compute: (28854 ÷ 458) ÷ 9

A 70 B 567 C 7 D 576

11. If the numbers \(\sqrt[3]{9},\;\sqrt[4],\;\sqrt[6]\) are arranged in ascending order, then the right arrangement is

A \(\sqrt[6],\;\sqrt[4],\sqrt[3]{9}\) B \(\sqrt[3]{9},\sqrt[4],\sqrt[6]\) C \(\sqrt[4],\sqrt[6],\;\sqrt[3]{9}\) D \(\sqrt[6],\;\sqrt[3]{9},\sqrt[4]\)

12. If the fractions 7/13, 2/3, 4/11, 5/9 are arranged in ascending order, then the correct sequence is ?

A 2/3, 7/13, 4/11, 5/9 B 7/13, 4/11, 5/9, 2/3 C 4/11, 7/13, 5/9, 2/3 D 5/9, 4/11, 7/13, 2/3

13. What approximate value should come in place of the question mark (?) in the following question? (Note: You are not expected to calculate the exact value.) 54336 ÷ 150 ÷ 4 = ?

A 85 B 91 C 93 D 88

14. 75% is equal to

A 6/9 B 3/8 C 6/8 D 15/25

15. What is the difference between 0.6 and 0.6%?

A 5.94 B 0.594 C 60 D 54

16. If x = 1 + √6 + √7, then the value of \(\left( {x + \frac{1}} \right)\) is

A 1 + 2√7 B 6 + √7 C 1 + 2√6 D 2√7 – 1

17. Simplify:- 40% of ? = 960

A 2200 B 2600 C 2960 D 2400

18. Find the value of \(\sqrt { - \sqrt 3 + \sqrt {3 + 8\sqrt {7 + 4\sqrt 3 } } } \)

A -4 B 4 C 2 D -2

19. Simplified value of \(\frac - \frac\) is

A 4 B 7 C 5 D 6

20. 60% of 40% of 150% of 52 = ?

A 20.21 B 18.72 C 17.78 D 24.23

21. Simplify:- (0.08% of 1350) – (0.04% of 850) = ?

A 64 B 74 C 0.74 D 7.4

22. \(\sqrt {43 + \sqrt {32 + \sqrt {4 + \sqrt {130 + \sqrt {196} } } } }\) is equal to

A 7 B 6 C 8 D 10

23. Correct expression of \(0.0\overline {18} = ?\)

A 1/55 B 18/100 C 18/1000 D 1/66

24. Which of the following statement(s) is/are TRUE? I. 2√3 > 3√2 II. 4√2 > 2√8

A Only I B Only II C Neither I nor II D Both I and II

25. Solve: (?)3 × 10 = 13230 ÷ (9.261 ÷ 7)

A 10 B 25 C 125 D 0.5

26. If (3 + 2√5)2 = 29 + K√5, then what is the value of K?

A 12 B 6 C 29 D 39

27. In an examination a student must get 36% marks to pass. A student who gets 190 marks failed by 35 marks. The total marks in that examination is:

A 500 B 625 C 810 D 450

28. The simple form of the following expanded form of numbers is 6.06 × 104 + 7 × 103 + 5 × 10

A 607650 B 67652 C 67655 D 67650

29. What should come in the place of question mark (?) in the following question? \(\frac{1}{5} + \frac{1} - ? = \frac{1}{4}\)

A 1/40 B 1/60 C 1/30 D 1/20