A man purchased 5 study lamps at the rate of Rs. 300 per piece, 7 study lamps at the rate of Rs. 500 per piece and 9 study lamps at the rate Rs. 200 per piece. What is the average price of one study lamp? (approx.)

A man purchased 5 study lamps at the rate of Rs. 300 per piece, 7 stud

1.	A man purchased 5 study lamps at the rate of Rs. 300 per piece, 7 study lamps at the rate of Rs. 500 per piece and 9 study lamps at the rate Rs. 200 per piece. What is the average price of one study lamp? (approx.)
A.	Rs. 303.81
B.	Rs. 313.81
C.	Rs. 323.81
D.	Rs. 353.81
Answer» D. Rs. 353.81

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A man purchased 5 study lamps at the rate of Rs. 300 per piece, 7 study lamps at the rate of Rs. 500 per piece and 9 study lamps at the rate Rs. 200 per piece. What is the average price of one study lamp? (approx.)

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