If price of a book is first decreased by 25% and then increased by 20%, the net change in the price of the book will be
A10% decrease
B5% decrease
C5% increase
Dno change
Answer:
A. 10% decrease
Read Explanation:
original price of the book = Rs. 100.
Decreased price of the book = Rs. 75
Increased price of the book after 20% increase
=120x75/100
= Rs. 90
% change =10x100/100
=10% decrease