The price of a commodity is increased by 10% and then decreased by 10%. At this time, the price is lower than the original price () A. Increased B. decreased C. price unchanged

The price of a commodity is increased by 10% and then decreased by 10%. At this time, the price is lower than the original price () A. Increased B. decreased C. price unchanged


(1 + 10%) × (1-10%) = 1.1 × 0.9 = 99% 1-99% = 1%, 1% lower than the original price