Answer:
45
Step-by-step explanation:
You can make a proportion.
40/100 = 18/x
When the proportion is solved,
x=45
Hope this helps!!
Plz let me know if I'm wrong...
Let the number be X
40% of X = 18
40/100 × X = 18
0.4X = 18
X = 18/0.4
X = 45
