Write an expression equivalent to `b+b+b+b+b` that is a product of a coefficient and a variable.
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36 students have traveled outside of the United States, when there are total 120 sixth graders.
<u><em>Explanation</em></u>
The number of students traveled outside of the United States is 9 when there is total 30 sixth graders. So, the ratio of the student traveled to the total students will be
Now there are total of 120 sixth graders in the school and lets assume the number of students traveled outside the United states is . That means the ratio...
So, 36 students have traveled outside of the United States.