Apple costs L rupees per kilogram for first 30kgs and Q rupees per kilogram for each additional kilogram. If the price of 33 kilograms is 663 and for 36kgs of Apples is 726 then the cost of first 10 kgs of Apples is  Pick one.
A) 100	B) 150	C) 200	D) 350	E) 450
Ans: By framing equations we get   30L+3Q=663   30L+6Q=726   Eliminate Q by multiplying the first equation by 2 and subtracting second equation from the first   Then we get L = 20   200ost of 10 kgs of apples = 10 x 20 = 200   Answer:200
<result>C</result>
Apple costs L rupees per kilogram for first 30kgs and Q rupees per kilogram for each additional kilogram. If the price of 33 kilograms is 663 and for 36kgs of Apples is 726 then the cost of first 10 kgs of Apples is