Found this when I was doing my own work, hope this helps.
Answer:2
Step-by-step explanation:
subtract
No he cannot bc 61 is an odd number
$13.52-$2=$11.52

Kareem was billed for 96 minutes.
Hope this helps. - M
G(h(0)) = 20
h(x) = x+4
h(0) = 0+4
h(0) = 4
g(x) = 5x
g(h(0)) = g(4) = 5(4) = 20