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A shopkeeper sells a chair for ₹639 and incurs a loss of 10%. What is the cost price (in ₹) of the chair?
Question

A shopkeeper sells a chair for ₹639 and incurs a loss of 10%. What is the cost price (in ₹) of the chair?

A.

700

B.

615

C.

600

D.

710

Correct option is D

Given:

A shopkeeper sells a chair for Rs. 639 and incurs a loss of 10%.

Formula used:

Selling Price = Cost Price (1 - Loss%)

Solution:

Cost price of the chair = 639 ÷ (1 - 10100\frac{10}{100}​) = Rs. 710

Thus, the cost price of the chair is Rs. 710.

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