The profits of QRS company rose 40% from March to April, then dropped 20% from April to May, then rose 50% from May to June. What was the percent increase for the whole quarter, from March to June? Choices:	A) 15%	B) 32%	C) 40%	D) 68%	E) 80%
Assume 100 in march , then 140 in April as 40% increase , Then 112 in may as 20% decrease from April , and then 168 in june which is 150% of 112 .   So overall increase is from 100 to 168 is 68%   Answer 68%
<result>D</result>
The profits of QRS company rose 40% from March to April, then dropped 20% from April to May, then rose 50% from May to June. What was the percent increase for the whole quarter, from March to June?