Question 43

The price of copper rose by 25 per cent and then fell by 20 per cent. The price after these changes was

Solution

Effective percentage change = $$(+25)+(-20)+(\frac{25\times-20}{100})$$

= $$5-5=0$$

$$\because$$ The effective % change is zero, the final price will be same as original price.

=> Ans - (C)

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