NIACL Model Paper 1 with solutions for free online practice

(c) Total amount used for purchasing = ₹ 160. A reduction of 20% in the price means, now a person gets $\frac{5}{2}$ kg for ₹ 32 and this is the present price of the sugar
∴Present price per kg = $\frac{32}{5}\times 2=\mathit{₹}12.8$
Let the original price be ₹ x. Then new price is arrived after reduction of 20% on it.
=>$\mathit{x}\times 0.8=12.8$ or $\mathit{x}=\mathit{₹}16$.