All of the students at a college are majoring in psychology, business, or both. 73% of the students are psychology majors & 62% are business majors. If there are 200 students, how many of them are majoring in both psychology & business?
Hi, here is the solution.
Let us assume A as psychology , B as Business.
A = 73 % of 200 = (73/100 )*200 = 146 students
B= 62% of 200 = ...
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