Decimal Fraction - Arithmetic Aptitude Questions and Answers

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Approximate value of 0.4*0.4 + 0.04*0.04 + 0.04 is

0.20

0.38

0.16

0.46

Answer : Option A

Explanation :

0.4 * 0.4 = 0.16

0.04*0.04 = 0.0016

Hence, 0.16+0.0016+0.04 = 0.2016, or the approximate value = 0.20

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