Kamal's salary was decreased by 50% and subsequently increased by 30%. How much percent does he lose? Select the correct option
A) 30%	B) 37%	C) 65%	D) 35%	E) 45%
Explanation :   Solution: let original salary = Rs. 100. new final salary = 130% of (50% of Rs.100) = Rs. (130/100 * 50/100 * 100) = Rs. 65.   .'. 35%ecrease = 35%   Answer : 35%
<result>D</result>
Kamal's salary was decreased by 50% and subsequently increased by 30%. How much percent does he lose?