There were 65 students in the hall. 80% of them were girls. How many girls were in the hall?

1 Answer
Jan 6, 2017

There were #52# girls in the hall.

Explanation:

To determine #80%# of the total number of #65# students, we write:

#x=65xx80/100#

#x=65xx(8cancel0)/(10cancel0)#

#x=65xx8/10#

#x=520/10#

#x=(52cancel0)/(1cancel0)#

#x=52#