A shopkeeper sold big, medium and small-sized chairs for Rs. 650, Rs. 500 and Rs. 400 respectively. The number of big, medium and small-sized chairs sold were in the ratio 8 ∶ 13 ∶ 4. What is the average cost (in Rs.) of a chair?

A shopkeeper sold big, medium and small-sized chairs for Rs. 650, Rs.

1.	A shopkeeper sold big, medium and small-sized chairs for Rs. 650, Rs. 500 and Rs. 400 respectively. The number of big, medium and small-sized chairs sold were in the ratio 8 ∶ 13 ∶ 4. What is the average cost (in Rs.) of a chair?
A.	506
B.	546
C.	478
D.	532
Answer» E.

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A shopkeeper sold big, medium and small-sized chairs for Rs. 650, Rs. 500 and Rs. 400 respectively. The number of big, medium and small-sized chairs sold were in the ratio 8 ∶ 13 ∶ 4. What is the average cost (in Rs.) of a chair?

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