Question

Of all the students in the school band, 6

play the trumpet. They represent 10%
of the total number of students in the band. How many students are in the band?

Which choice is NOT a correct way to check your answer?
Math item stem image
CLEAR CHECK

The answer should be 10%
of 6
.


The answer multiplied by 10%
should be 6
.


10%
of the answer should be 6
.


6
should be 10%
of the answer.

Answer 1

6 is 10% of the total number (x)
6 = .1 x
x = 6/.1 = 60

you can think of this 6 is 10 so 60 is 100 ( each multiplied by 10 )