A reduction of 10% in the price of sugar enables a housewife to buy 6.2 kg more for Rs.1116. The reduced price per kg is ?
Explanation:
Where we want to keep the expenditure same, There the Price ratio and Quantity ratio is in reverse order.
Price Ratio:-
10 : 9
Quantity Ratio:-
9 : 10
Increased Value of Quantity => 1 unit ---------> 6.2 kgs
=> 10 units --------> 10 * 6.2 = 62 kgs.
Now 62 kgs is bought in Rs.1116.
So New(Reduced) price per kg is => 1116/62 = 18 Rs./kg
By: Deepak Dawra ProfileResourcesReport error