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The value of $$\frac{{{{\left( {0.06} \right)}^2} + {{\left( {0.47} \right)}^2} + {{\left( {0.079} \right)}^2}}}{{{{\left( {0.006} \right)}^2} + {{\left( {0.047} \right)}^2} + {{\left( {0.0079} \right)}^2}}}$$       is :

A. 0.1

B. 10

C. 100

D. 1000

Answer: Option C

Solution(By Examveda Team)

Given expression :
$$ = \frac{{{a^2} + {b^2} + {c^2}}}{{{{\left( {\frac{a}{{10}}} \right)}^2} + {{\left( {\frac{b}{{10}}} \right)}^2} + {{\left( {\frac{c}{{10}}} \right)}^2}}}$$
Where a = 0.06, b = 0.47 and c = 0.079
$$\eqalign{ & = \frac{{100\left( {{a^2} + {b^2} + {c^2}} \right)}}{{\left( {{a^2} + {b^2} + {c^2}} \right)}} \cr & = 100 \cr} $$

This Question Belongs to Arithmetic Ability >> Decimal Fraction

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