Question 93

The selling price of an article is ₹ 75. If the profit percent is equal to its cost price, then the cost price ofthat article (in ₹) is

Solution

Let cost price be CP

$$CP\left(1+\frac{CP}{100}\right)=SP=75$$

$$100CP+CP^2=7500$$

This gives CP = -150 or CP = 50

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