Question

Please answer this question

Answer 1

Suppose the original price of an article is Rs.x.

Reduction in the price = 5%

So price of an article after reduction = x-x×5100 = x-x20 = 19x20

now we have;

k×19x20 = x⇒19k20 = 1⇒k = 2019 = 1.0526

Therefore increase in percentage = 5.26%