The price of a laptop was reduced by 10% in 2019. In 2020, it was increased by 10%. Find the percentage change in the price in these two years.
help fast pls
Answers
Answered by
2
Let price of laptop be ₹100
Price after 10% reduction= ₹100- 10% of ₹100 = ₹100 - 10/100 × ₹100
= ₹100 - ₹10 = ₹90
Price after 10% increase= ₹90 + 10% of ₹90= 10/100 × ₹90= ₹99
Thus, the price of laptop decreased from ₹100 to ₹99
i.e. by ₹1, in two years.
percentage decrease = 1/100 × 100 = 1
please mark my answer as brainliest.
Similar questions