If the price of an item is decreased by 30% and then increased by 30%, the net effect on the price of the item is	Answers:
A) A decrease of 99%
B) No change
C) A decrease of 1%
D) A decrease of 9%
E) none
initially assume 100 rupees   30% discount in 100 gives price of 70 rupees   then 30% raise in 70 is only 21 rupees.   therefore total price =91 rupees.   hence 9% is the loss   ANSWER:A decrease of 9%
<result>D</result>
If the price of an item is decreased by 30% and then increased by 30%, the net effect on the price of the item is