By selling 14 watches of equal cost price at the rate of Rs. 450 each, there is profit equal to the cost price of 4 watches. The cost price of the watch is = ?
A. Rs. 350
B. Rs. 360
C. Rs. 375
D. Rs. 400
Answer: Option A
Solution(By Examveda Team)
Let the cost price of the watch is = Rs. xAccording to the question,
⇒ Profit = Selling price - Cost price
⇒ 4x = 14 × 450 - 14x
⇒ 18x = 14 × 450
$$ \Rightarrow x = \frac{{14 \times 450}}{{18}} = 350$$
Cost Price of a watch = Rs. 350
This Question Belongs to Arithmetic Ability >> Profit And Loss
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