Question

At a concert 30% of the audience were tennnagers. If there was a total of 1600 audience members, how many of the audience were not teenagers

Answer 1

Not teenagers = 1120

Explanation:

Total number of audience members = 1600

30% of the audience were teenagers.

It means 70% of the audience were not teenagers. It can be given by :

x = 70% of 1600

`x=(70)/(100)* 1600\\\\x=1120`

Hence, 1120 audiences were not teenagers.