100+ Logical Reasoning MCQ Online Test - 1
Question: 1
In an imaginary language, the digits 0, 1, 2, 3, 4, 5, 6, 7, 8 and 9 are substituted by a, b, c, d, e, f, g, h, I and j. And 10 is written as ba.
If P denotes +, Q denotes -, R denotes x and S denotes ÷, which of the following statements is correct?
(A) 36 R 4 S 8 Q 7 P 4 = 10
(B) 16 R 12 P 49 S 7 Q 9 = 200
(C) 32 S 8 R 9 = 160 Q 12 R 12
(D) 8 R 8 P S 8 Q 8 = 57
Using the proper notations in (d), we get the statement as
8 × 8 + 8 ÷ 8 = 8 × 8 + 1 - 8 = 64 + 1 - 8 = 65 - 8 = 57.
Question: 2
baf ÷ bf × d is equal to
(A) df
(B) cb
(C) be
(D) d
Ans: B
Given expression = 105 ÷ 15 × 3 = 7 × 3 = 21 = cb.
Question: 3
If ‘-’ stands for ‘division’, ‘+’ for ‘multiplication’, ‘÷’ for ‘subtraction’ and ‘x’ for ‘addition’ then when one of the following equations is correct?
(A) 4 × 5 + 9 - 3 ÷ 4 = 15
(B) 4 × 5 × 9 + 3 ÷ 4 = 11
(C) 4 - 5 ÷ 9 × 3 - 4 = 17
(D) 4 ÷ 5 + 9 - 3 + 4 = 18
Ans: A
Using the proper notations in (a), we get the statement as
4 + 5 × 9 ÷ 3 - 4 = 4 + 5 × 3 - 4 = 4 + 15 - 4 = 15.
Question: 4
dc × f - (bf - d) × d is equal to
(A) abb
(B) abe
(C) bce
(D) bcf
Ans: C
Given expression = 32 × 5 - (15 - 3) × 3
= 160 - 12 × 3 = 160 - 36 = 124 = bce.
Question: 5
bee + fg - (ca × h/be) is equal to
(A) bhc
(B) bic
(C) bib
(D) bja
Ans: D
Given expression = 144 + 56 - $$(20 × {7}/{14})$$
= 144 + 56 - (20 ÷ 2) = 144 + 56 - 10
= 190 = bja.
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