54.0k views
4 votes
A school assembly had 90 students in attendance, and 80% of them were first-graders. How many first-graders were at the assembly?

User Neophile
by
8.1k points

2 Answers

3 votes

Answer:

72

Explanation:

80/100=4/5

4/5 * 90 = 72

User Jfeston
by
7.1k points
1 vote

the answer is 72! Hope this helps! :)

User Fred Grott
by
7.2k points