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Aptitude - Decimals & Fractions Online Quiz
Following quiz provides Multiple Choice Questions (MCQs) related to Decimals and Fractions. You will have to read all the given answers and click over the correct answer. If you are not sure about the answer then you can check the answer using Show Answer button. You can use Next Quiz button to check new set of questions in the quiz.
Answer : C
Explanation
0.45/(0.15/45) = (45/100) / (15/4500) = (45 x 4500)/ (100 x 15) =135
Answer : B
Explanation
0.024 = 24/1000
Q 4 - Out of a tank which is half full 5 litres of water is drawn out. The tank is now 1/3rd full. what is the capacity of tank in litres?
Answer : A
Explanation
Let X = capacity of the tank when it is full. (1/2) x X - 5 = (1/3) x X => X=30
Answer : B
Explanation
As 16.7 + 12.38 - x = 10.09. Thus x = 16.7 + 12.38 - 10.09 16.7 12.38 ------ 29.08 -10.09 ------ 18.99 -----
Answer : B
Explanation
Given expression is a2 + 2ab + b2 where a = 2.43, b = 7.57 = (a+b)2 = (2.43 + 7.57)2 = 102 = 100
Answer : D
Explanation
(6.5 x 4.7 + 6.5 x 5.3) / (1.3 x 7.9 - 1.3 x 6.9) = {6.5 x (4.7 + 5.3)} / {1.3 x (7.9 - 1.3)} = (6.5 x 10) / (1.3 x 1) = 50.
Answer : C
Explanation
As a2 - b2 = (a+b)(a-b) ∴ (0.25 x 0.25 - 0.24 x 0.24) / 0.49 = (0.25 + 0.24)(0.25 - 0.24) / 0.49 = (0.49 x 0.01) / 0.49 = 0.01
Q 10 - 312 Rs were divided among 60 boys and some girls in such a way that each boy got 3.6 Rs and each girl got 2.40. How many girls were there?
Answer : B
Explanation
Let the girls be y 3.60 x 60 + 2.40 x y = 312 => 2.40y = 312 - 216 = 96 => y = 96/2.40 = 9600/ 240 = 40
aptitude_decimals.htm
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