If the price of an item is decreased by 10% and then increased by 10%, the net effect on the price of the item is	Choose the correct option
A) A decrease of 99%
B) No change
C) A decrease of 1%
D) A increase of 1%
E) none
initially assume 100 rupees   10% discount in 100 gives price of 90 rupees   then 10% raise in 90 is only 9 rupees.   therefore total price =99 rupees.   hence 1% is the loss   ANSWER:A decrease of 1%
<result>C</result>
If the price of an item is decreased by 10% and then increased by 10%, the net effect on the price of the item is