If the price of a TV is first decreased by 20% and then increased by 45%, then the net change in the price will be :	Select the correct option.
A) 4% increase
B) 10% increase
C) 10% decrease
D) 16% increase
E) None of these
Explanation :   Solution: let the original price be Rs. 100.   New final price = 145% of(80% of 100) =Rs. 145/100 * 80/100 * 100 = Rs. 116.   .'. Increase = 16%   Answer : 16% increase
<result>D</result>
If the price of a TV is first decreased by 20% and then increased by 45%, then the net change in the price will be :