Question

At Southside middle school 40%of student play an instrument.there are 305 student.how many students play an instrument

Answer 1

you simply use this operation:
- total students are 305, we need to find how many of thm play instrumenst if 40% does.
40% can be rewrited as 0,4 in decimal.
than we simply utilise a basic percentage operation which allows us to find A PART of somethin=>
305×0,4= students who instruments.