Two successive price increases of 10% and 10% of an article are equivalent to a single price increase of
19%
20%
21%
22%
Explanation:
here , x=10 and y=10
Successive Percentage Change = (x + y + $\dfrac{xy}{100}) %$
Successive Percentage Change = (10 + 10 + $\dfrac{10 \times 10}{100}) %$
= 21%
here , x=10 and y=10
Successive Percentage Change = (x + y + $\dfrac{xy}{100}) %$
Successive Percentage Change = (10 + 10 + $\dfrac{10 \times 10}{100}) %$
= 21%