Make a diagram to find what 35\displaystyle \frac{{3}}{{5}} of 40\displaystyle {40} is.

How many boxes should you draw for this diagram?  

How many items will be in each box?  

In your diagram, how many of these boxes should you keep?   

What is 35\displaystyle \frac{{3}}{{5}} of 40\displaystyle {40}?  

(It does help to actually draw it!)