Simplification Quiz Questions for Competitive Exams
In a garden of 42 trees, 3/7 of them are Neem trees and the rest are Mango trees. Find the number of Mango trees.
(A) 16
(B) 24
(C) 20
(D) 18
Correct Answer : B
If $$ {\sqrt{1+{473\over{256}}}=1+{x\over 16}}$$ then what does x equal to ?
(A) 11
(B) 12
(C) 13
(D) 14
Correct Answer : A
If 551 ÷ 29 = 19 then 5.51 ÷ 0.0019 = ?
(A) 2.9
(B) 290
(C) 2900
(D) 0.29
Correct Answer : C
What is the value of $$ {0.55 × 4.5\over 0.81}$$ ?
(A) $$ {55\over 18}$$
(B) 3.05
(C) $$ {55\over 81}$$
(D) 3.555
Correct Answer : A
Solve: 12–[26–{2+5×(6–3)}]
(A) 2
(B) 3
(C) 7
(D) 8
Correct Answer : B
Simplify : $$ {(2x)^{2}-(2y)^{2}-(4x)^{2}}$$
(A) $$ {(12x^{2}-4y^{2})}$$
(B) $$ {(12x^{2}+4y^{2})}$$
(C) $$ {-12x^{2}+4y^{2}}$$
(D) $$ {-12x^{2}-4y^{2}}$$
Correct Answer : D
Simplify : $$ {9\over 13} ÷{18\over 26}÷{90\over 52}$$
(A) $$ {45\over 26}$$
(B) $$ {13\over 45}$$
(C) $$ {26\over 45}$$
(D) $$ {45\over 13}$$
Correct Answer : C
If (a + b):(b + c):(c + a) = 7:6:5 and a + b + c = 27, then what will be the value of 1/a: 1/b :1/c?
(A) 3:6:4
(B) 3:2:4
(C) 4:3:6
(D) 3:4:2
Correct Answer : C
If $$ {y={2x-1\over x+3}}$$ find x when y=1
(A) 4
(B) -4
(C) 3/2
(D) 4/3
Correct Answer : A
Simplify : $$ {(7) ^{2} ÷(7^{1\over 2})^{4}}$$
(A) $$ {1\over 14}$$
(B) 1
(C) 14
(D) 7
Correct Answer : B
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Vikram Singh
Providing knowledgable questions of Reasoning and Aptitude for the competitive exams.
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