Answer:
22 in.
Step-by-step explanation:
total volume= big thingy + long thingy
=>x=2.2.3+5.2=12+10=22
9+9/x
f(g(x))= 9/x/x+1
=9/x ×(x+1)
=9x+9/x
=9+9/x
12 hours
hope its right and it helps
300/25