You need 3 sticks for every 24 cookies
So the ratio is

Let us use the equivalent ratio to solve the question
We need to find how many stickers for 16 cookies

By using cross multiplication we will find the missing number


Divide both sides by 24 to find ?

The missing number is 2
let us do the second one
we need to find how many cookies for 5 sticks

Use cross multiplication


Divide both sides by 3

The missing number is 40