Question

by selling 14 watches of equal cost price at the rate of Rs 450 each a dealer makes profit equal to the cost price of 4 watches the cost price of a watches is​

Answer 1

Step-by-step explanation:

Let CP of a watch = Rs. x.

According to question,

Profit = SP - CP

4x = 14×450 - 14x

18x = 14×450

x=14×450/18=350

Answer 2

A) Rs. 350

Step-by-step explanation:

Let CP of a watch = Rs. x.

According to question,

Profit = SP - CP

4x = 14×450 - 14x

18x = 14×450

x=14×45018=350

CP oa a watch = Rs. 350