Answer:
Multiply 15 by 9, then divide by 2.
Step-by-step explanation:
We need to solve the given expression.
We know that,
We have,
a = 15, b = 2 and c = 9
So,
So, the steps are "Multiply 15 by 9, then divide by 2".
3/8
You don't know whether they are young or old and your not replacing them so your best answer is 3/8.
Here is one example: