If the price of a TV is first decreased by 10% and then increased by 30%, then the net change in the price will be :
Choose the correct choice from the following options:
A) 4% increase
B) 17% increase
C) 10% decrease
D) 6% increase
E) None of these
Explanation :   Solution: let the original price be Rs. 100.   New final price = 130% of(10% of 100) =Rs. 130/100 * 90/100 * 100 = Rs. 117.   .'. Increase = 17%   Answer :17% increase
<result>B</result>
If the price of a TV is first decreased by 10% and then increased by 30%, then the net change in the price will be :