The cost at $\frac{3}{5}$kg ghee is Rs$96$, find the cost of :
(i)1 kg ghee
(ii)$\frac{5}{2}$ kg ghee

Q. Pure ghee costs Rs. 100/Kg. After adulterating it with vegetable oil costing Rs. 50/Kg, a shopkeeper sold the mixture at the rate of Rs. 96/Kg, thereby making a profit of 20%. What is the ratio in which ghee and vegetable oil is mixed?

Q. The cost of pure ghee is Rs $x$ per kg. If the price of it is increased by 20 per kg, one gets.......kg of pure ghee in Rs 800 according to new price.

Q. Pure ghee costs Rs. 100 per kg. After adulterating it with vegetable oil costing Rs. 50 per kg, a shopkeeper sells the mixture at the rate of Rs. 96 per kg, thereby making a profit of 20%. In what ratio does he mix the two ?

Q. Calculate the cost of living index number of the following data-

Item	Quantity (in kg)	Cost (in Rs.) per kg in base year	Cost (in Rs.) per kg in current year
Sugar	$5$	$17$	$16$
Tea	$1$	$120$	$134$
Pulse	$5$	$34$	$40$
Ghee	$2$	$180$	$190$
Wheat	$30$	$12$	$15$
Rice	$8$	$20$	$22$

Q. Anil was given ₹ 1600 to buy ghee. If the cost of ghee per kg is ₹ 400, then how many kilograms of ghee can he buy with the given amount?