Question

There are 63 students in band. This represents 30% of the grade. How many students are in the entire grade

Answer 1

210 students

Explanation:

210 x (3/10) = 63

Answer 2

So, the question is 63 is 30% of what number?

That can translate to the equation

63 = 30% · x or 63 = 0.3x

Divide by 0.3 and you get x = 210.

There are 210 students in band.