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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 : D
Explanation
(0.46-0.046)/(0.0046/46)= 0.414/(1/10000) = 4140
Answer : C
Explanation
(0.1x0.2x0.3x0.4)/4!=(1x2x3x4x10(-4))/(4*3*2*1)=10(-4)
Answer : A
Explanation
3/5=0.6, 6/5=1.2, 9/8=1.12 and 7/3=2.33
Answer : B
Explanation
1411/17=X/0.2 x 8 =>X=1411x0.2/17x8 =1411x2/17x8x10 =83/40
Answer : D
Explanation
27.06 x 25 - x = 600 => x = 27.06 x 25 - 600 => x = 676.50 - 600 = 76.5
Answer : B
Explanation
6.06 x X = 1212/0.5 => X = (1212 x 10)/(0.5 x 6.06) = (1212 x 1000) / 3030 = 400
Answer : A
Explanation
20.40 x X = 12.24 => X = 12.24 / 20.40 = 1224/2040 = 12/20 = 6/10 = 0.6
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 : C
Explanation
25.7322 - 15.7322 = (25.732 + 15.732)(25.732 - 15.732) = 41.464 x 10 = 414.64
Q 10 - If Najma got 2305.08 Rs as her pocket allowance in year 2004. What was her daily pocket allowance?
Answer : A
Explanation
As year 2004 is a leap year. Thus daily allowance = 2305.08 / 366 = 6.30 Rs
aptitude_decimals.htm
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