Answer:
1.5241579e+16 is the answer
Answer:how old are you
Step-by-step explanation:

Putting the value of Y = 15

So, X = 200
Length: 114 in.
Width: 132 in.
For length, you have 9 feet and 6 inches. Meaning that if you would want to get the length of his room in inches, you would have to multiply 9 with 12 and add 6.
It's the same thing for the width.
If you need more help comment below!