Question

In how many ways can you make change for $50 using only $5 $10 or $20 bills

Answer 1

There is 5 ways

Explanation:

Answer 2

12 ways

Explanation:

Let's write down every possibility starting by using the largest quantity of $20 bills and we'll go from there, everytime that we get a $10 bill we will split it in the next option into 2 $5 bills. (20)(20)(10) (20)(20)(5)(5)