Ratio and Proportion

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Question : 4 of 112

Marks: +1, -0

If

(a^{2}+b^{2}):(a^{2}-b^{2})=41: 9

then

(a^{3}+b^{3}):(a^{3}-

b^{3})

is

$5: 4$
$125: 64$
$189: 61$
$41: 9$

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