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Question 1:
A reduction of 10% in the price of wheat enables a man to buy 50 g of wheat more for a rupee. How much wheat could originally be had for a rupee?
A. 400g
B. 500g
C. 450g
Feedback Original prices per kg= Rp/(100-p)y per kg
{(1 x 10)/(100 – 10)0.05} = Rs. 20/9 /kg
It means the man can buy 1 kg or 1000 gm in Rs 20/9 or he can buy
(1000 x 9)/20 = 450g in one rupee.
D. 400g

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