132k views
2 votes
Ninety percent of what number is 40.5?

User Geekbro
by
4.6k points

2 Answers

5 votes

Answer:

45

Explanation:

User Michiel Overeem
by
4.8k points
5 votes

Answer:

45

Explanation:

Let x be the number

90% of x = 40.5


(90)/(100)*x=40.5\\\\x=40.5*(100)/(90)\\\\x=(405)/(9)\\\\

x = 45

User Mild Fuzz
by
5.0k points