Question

The cost of an article first increased by 20% and then decreased by 30% find the percent change in the cost of the article ?​

Answer 1

Answer:

increase in price is 20% hence new price is 20% of 100 =20 so new price would be 100+20=120. Afterward there is a decrease of 30 % in price from 120 rs, hence 30% of 120 is 36 so new price would be 120–36 = 84.

Answer 2

Answer:

Please mark as brainliest answer

Step-by-step explanation:

increase in price is 20% hence new price is 20% of 100 =20 so new price would be 100+20=120. Afterward there is a decrease of 30 % in price from 120 rs, hence 30% of 120 is 36 so new price would be 120–36 = 84.