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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 : A
Explanation
(0.92+0.32+0.12)/(0.092+0.032+0.012) = (0.92+0.32+0.12)/0.12(0.92+0.32+0.12) = 1/0.12 = 100
Q 2 - When 0.66666666... is converted in to fraction, then the result is
Answer : B
Explanation
2/3
Q 3 - Which of the following fractions is greater than 1/3 and less than 5/6.
Answer : D
Explanation
As 1/3=0.33, 5/6=0.83, 4/3=1.33, 2/7=0.28, 3/2=1.5 and 2/3=0.67 Clearly, 0.67 lies between 0.83 and 0. 33.
Q 4 - If 1/6th part of a number is 150 more than 1/9th part of that number, then the number is?
Answer : D
Explanation
Let the number be X. Thus 1/6X- 1/9X=150 =>(3X-2X)/18=150 =>X=2700
Answer : C
Explanation
3.14 x 106 = 3.14 x 102 x 104 = 314 x 104 = 3140000
Answer : A
Explanation
2560.16 x 160.18 = (44)0.16 x (42)0.18 = 4(4x0.16)x4(2x0.18) = 4(0.64 + 0.36) = 41 = 4
Answer : C
Explanation
1.07 x 65 + 1.07 x 26 + 1.07 x 9 = 1.07 x (65 + 26 + 9) = 1.07 x 100 = 107
Q 8 - (0.87 x 0.87 x 0.87 + 0.13 x 0.13 x 0.13) / (0.87 x 0.87 - 0.87 x 0.13 + 0.13 x 0.13)= ?
Answer : D
Explanation
As a3 + b3 = (a+b)(a2-ab + b2) Thus (a3 + b3) / (a2-ab + b2) = a + b ∴ (0.87 x 0.87 x 0.87 + 0.13 x 0.13 x 0.13) / (0.87 x 0.87 - 0.87 x 0.13 + 0.13 x 0.13) = 0.87 + 0.13 = 1
Answer : D
Explanation
3.878787 - 2.595959 = 3 + 87/99 - 2 - 59/99 = 1 + 28/99 = 1.282828
Q 10 - If a tank gets filled by 18 buckets of water where capacity of each bucket is 9 litres. How many buckets are required to fill the same tank if its capacity is 13.5 litres?
Answer : A
Explanation
tank capacity = 18 x 9 = 162 litres required number of buckets = 162 / 13.5 = 162 x 2/27 = 12.