If 22 percent of the students at a certain school went to a camping trip and took more than $100, and 75 percent of the students who went to the camping trip did not take more than $100, what percentage of the students at the school went to the camping trip?  Answers:
A) 95
B) 90
C) 88
D) 80
E) 75
Let x be the number of students in the school. 0.22x students went to the trip and took more than 100$. They compose   (100-75)= 
<gadget id="calculator">  (100-75)</gadget>
<output>25</output>
25% of all students who went to the trip. Therefore the toal of 0.22x/0.25=0.88x students went to the camping which is 88%.   The answer is 88  0.22 /0.25= 
<gadget id="calculator">  0.22 /0.25</gadget>
<output>0.88</output>
0.88x students went to the camping which is 88%.   The answer is 88
<result>C</result>
If 22 percent of the students at a certain school went to a camping trip and took more than $100, and 75 percent of the students who went to the camping trip did not take more than $100, what percentage of the students at the school went to the camping trip?