Question

The ratio os pens to pencils in Darnell's case is 3:5 . He has 15 pens. How many pencils does Darnell have?

Answer 1

Lets say 3x is the # of pens Darnell has.

So 3x=15

and x =5

Now put it into the ratio

3:5 = 3x:5x

So he has 25 pencils.