Question

Find the new amount.
120 books increased by 55%.
(Please explain)

Answer 1

Increased amount = 120 * 0.55 = 66
So, new amount = 120 + 66 = 186

In short, Your Answer would be 186

Hope this helps!

Answer 2

before the amount of book=120
increasing by 55% =120×55/100
=6×55/5
=66
new amount of book =120+66
=186