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2.
In
a school of 320 students, 85 students are in the band, 200 students are on
sports teams, and 60 students participate in both activities. How
many students are involved in either band or sports?
25 + 60 + 140 = 225
There are 225
students involved
in either band or sports.
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CAUTION!
The fact
of "320
total students"
mentioned in this problem was not needed in the actual
solution. Be sure to organize your thinking clearly. A
problem may include a piece of information that is not needed to
solve the problem. Beware!
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