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divide $Rs.\ 1120$ among Sonu and Monu in the ratio $9:11$.
Given: An amount of $Rs.\ 1120$.
To do: To divide $Rs.\ 1120$ among.
Solution:
Given ratio, Rishitha : Likitha$=9:11$
$9x+11x=1120$
$\Rightarrow 20x=1120$
$\Rightarrow x=\frac{1120}{20}$
$\Rightarrow x=56$
Rishitha$=9\times56=504$
Likitha$=11\times56=616$
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