Mathematical Reasoning Questions with Answers for Competitive Exams
By interchanging the given two signs and numbers which of the following equation will be correct?
+ and –, 7 and 6
(A) 4 × 7 + 6 – 3 ÷ 1 = 20
(B) 8 × 7 + 5 ÷ 1 – 6 = 17
(C) 7 – 6 × 3 + 4 ÷ 1 = 8
(D) 7 × 2 – 6 + 4 ÷ 2 = 13
Correct Answer : A
Select the correct combination of mathematical signs to sequentially replace the # signs and to balance the given equation.
[{(44 # 38) # (2 # 5)} # (4 # 2)] # 5 # 10
(A) ×, ÷, ×, ×, −, +, =
(B) ×, ̶ , +, ×, ÷, ×, =
(C) ̶ , +, ×, ×, ÷, ×, =
(D) ̶ , +, ×, ÷, ×, ×, =
Correct Answer : D
Select the correct combination of mathematical signs to sequentially replace the * signs and to balance the given equation.
25 * 2 * 220 * 11 * 43
(A) +, −, ×, =
(B) +, −, ÷, =
(C) +, +, ÷, =
(D) −, +, ÷, =
Correct Answer : D
By Interchanging the given two numbers which of the following equation will be correct?
1 and 7
(A) 7 × 2 + 1 – 5 = 6
(B) 1 × 2 – 7 + 8 ÷ 2 = 16
(C) 7 + 1 × 2 – 6 ÷ 3 = 13
(D) 7 + 6 ÷ 3 – 5 × 1 = – 10
Correct Answer : D
If ‘+’ means ‘÷’, ‘ ̶ ’ means ‘+’, ‘×’ means ‘ ̶ ’ and ‘÷’ means ‘×’, what will be the value of the following expression?
[{(32 × 20) - (2 ÷ 3)} + (2 - 4)] ÷ 3
(A) 8
(B) 10
(C) 9
(D) 6
Correct Answer : C
By Interchanging the given two numbers which of the following equation will be not correct?
3 and 4
(A) 3 + 5 × 4 – 6 ÷ 2 = 16
(B) 4 × 6 – 3 + 9 ÷ 1 = 25
(C) 3 × 7 – 8 ÷ 2 + 4 = 27
(D) 9 × 3 ÷ 6 + 4 – 8 = 1
Correct Answer : B
Select the correct combination of mathematical signs to sequentially replace the * signs and balance the given equation.
33 * 4 * 15 * 3 * 61 = 188
(A) + × ÷ −
(B) × − ÷ +
(C) + − ÷ ×
(D) ÷ × − +
Correct Answer : B
If + means −, − means ×, × means ÷, and ÷ means +, what will be the value of the following expression?
45 × 9 ÷ 12 – 5 + 3
(A) 34
(B) 27
(C) 36
(D) 62
Correct Answer : D
After interchanging the given two numbers and two signs what will be the values of equation (I) and (II) respectively?
× and ÷, 7 and 9
I. 8 × 3 ÷ 6 + 9 – 7
II. 9 – 7 × 1 + 6 ÷ 3
(A) 0, 8
(B) 14, 16
(C) 6, 9
(D) 10, 11
Correct Answer : B
By interchanging the given two signs which of the following equation will be correct?
× and +
(A) 7 × 8 ÷ 9 + 18 – 11 = 16
(B) 24 – 8 – 5 × 5 + 3 = 14
(C) 5 × 10 – 15 + 20 ÷ 25 = 8
(D) 24 × 8 + 6 ÷ 3 – 18 = 22
Correct Answer : D
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Vikram Singh
Providing knowledgable questions of Reasoning and Aptitude for the competitive exams.
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