Find a number, such that one fourth of the number is 3 more than 7.  

Let us assume the unknown number as x. one-fourth of x is$\frac{x}{4}$.

This number $\frac{x}{4}$ is more than 7 by 3.

We get, $\frac{x}{4}$ = 3 + 7 

$\frac{x}{4}$=10

X = 40