Question

At south side middle school 20% of the students play an instrument . There are 305 students . How many students play an instrument?

Answer 1

That's 20% of 305.
You could set up the problem as a ratio.
20 x
--- = ------
100 305

100x = 6100
x = 61

Answer 2

Answer: 61

Explanation:

Given : At south side middle school 20% of the students play an instrument .

We can rewrite 20% as 0.20.

here are 305 students .

Then by using the multiplication operation, we have

The number of students can play instrument is given by :-

`0.20*305=61`

Hence, there are 61 students who can play instrument.