The profits of QRS company rose 30% 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? Choose the correct answer:
A) 15%	B) 32%	C) 56%	D) 62%	E) 80%
Assume 100 in march , then 130 in April as 30% increase , Then 104 in may as 20% decrease from April , and then 156 in june which is 150% of 104 .   So overall increase is from 100 to 156 is 56%   Answer 56%
<result>C</result>
The profits of QRS company rose 30% 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?