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Question 85
Simplify: $$ \frac{(0.1\times0.1\times0.1+0.2\times0.2\times0.2)}{0.5\times0.5\times0.5+1} $$
Solution
$$ \frac{0.001 + 0.008}{0.125 + 1} $$
$$ \frac{0.009}{1.125} $$
$$ \frac{1}{125} = 0.008 $$
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