Respuesta :

Here we must use a small formula which consists of:

[tex](25*28)/7[/tex], which gives us 100.

So the answer is 100.

Hope this helped. c:
[tex] \frac{7}{28} = \frac{25}{x} [/tex]
Cross multiply.

(7 · x) = (28 · 25)
7x = 700
Divide both sides by 7.

x = 100