Reasoning Questions For Government Exam

Q-16. Which of the following interchange of signs would make the given equation correct?
(6 + 3) × (4 × 7) = 29
(a) + and –
(b) ÷ and +
(c) x and +
(d) ÷ and x

View Answer and Solution

Answer :(c) x and +
Solution:
(6 + 3) × (4 × 7) = 29
⇒ (6 × 3) + (4 +7)= 29
⇒ 18+ 11 = 29
⇒29 = 29

Q-17. Change the sign to find the equation
28 – 7 + 2 x 2 = 0
(a) change + into x
(b) change x into +
(c) change – into +
(d) change + into –

View Answer and Solution

Answer :(a) change + into x
Solution:
28-7+2×2=0
⇒28-7 × 2 × 2=0
⇒28-28 = 0

Q-18. What sign should be changed to make the equation
5 + 6, 3-12×2 = 17 correct?

(a) +
(b) + x
(c)- +
(d) insufficient data

View Answer and Solution

Answer :(d) insufficient data
Solution:
There are two equations and it is not possible to correlate the two equations as per the information given in the question.

Q-19. Select the given alternatives number, which is related to the given set
24 : 60 :: 120 : ?
(a) 160
(b) 220
(c) 300
(d) 108

View Answer and Solution

Answer :(c) 300
Solution:
24×2.5 = 60
120×2.5 = 300

Q-20. Complete the given number series
5, 21, 69, 213, 645, ?
(a) 1670
(b) 1941
(c) 720
(d) 1320

View Answer and Solution

Answer :(b) 1941
Solution:

About the author

Hi,
I am Vaibhav Choudhary, Mechanical Engineer by Profession but Blogger as a passion. I would like to share my reasoning knowledge with students who take a Government and other competitive exam preparation.