6 days ago

A group of college DJs surveyed students to find out what music to plan for their upcoming parties. Thirty percent of the studen

ts preferred dubstep, 25% of the students liked trance music, and 20% wanted to hear only house music. Fifteen percent of the respondents selected both dubstep and trance.
The proportion of students that like trance music but not dubstep is:

a. 20% .
b. 5% .
c. 10% .
d. 15%

Mathematics

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