A housewife saved Rs. 2.50 in buying an item on sale. If she spent Rs. 25 for the item, approximately how much percent she saved in the transaction ? Option 1) 5Option 2) 9Option 3) 10Option 4) 11Option 5) 8

% saved on transaction = $\dpi{100} \left ( \frac{2.5}{27.5} \right )\times 100=9.09$