if the price of a book is first decreased by 15% and then increased by 10%, then the net change in the price will be :  Answers:
A) 10 B) 388 C) 6.5 D) 29 E) 22
Explanation:   Let the original price be Rs. 100.   Decreased by 15% = 85   Then increased 10% on Rs 85 = 85 + 8.5= 
<gadget id="calculator">85 + 8.5</gadget>
<output>93.5</output>
93.5   Net change in price= 100 - 93.5= 
<gadget id="calculator">100 - 93.5</gadget>
<output>6.5</output>
6.5   Answer : 6.5
<result>C</result>
if the price of a book is first decreased by 15% and then increased by 10%, then the net change in the price will be :