Answers

2015-09-17T19:07:35+05:30
Let us say that the variable n is for the money she had firsthand. Then,

n- (\frac{1}2 n + \frac{1}3 n) = 20
n-n(\frac{1}2+\frac{1}3)=20
n-n\frac{5}6=20
upon solving we get x=120

Check:-
120 × 1/2 = 60
120 × 1/3 = 40
                 100
120 - 100 = 20.

Ans:- Kanchan had Rs. 120 with her.
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