Answer :

900 is 1/10 of what?

1/10 · ? = 900

? = 900 : 1/10 = 900 · 10 = 9,000

Let

x-------> the number


we know that

[tex] x*\frac{1}{10} =900 [/tex]

Multiply by 10 both sides

[tex] x*\frac{10}{10} =900*10\\\\ x=9,000 [/tex]

therefore


the answer is

[tex] 9,000 [/tex]