Question

you need 3/4 of ribbon for one gift box. you have 3 yards of ribbon. how many gift boxes do you have ribbon for?

Answer 1

How many times larger is 3 yards than 3/4 yards?

$$\dfrac{3\ yard}{3/4\ yard}=4$$

Since we need 3/4 yards of ribbon for one gift box, then we have ribbon for 4 gift boxes.