Answer:
a
Step-by-step explanation:
the answer is C
h = 10 bc 4.7 x 10 = 47
f = 36 bc 6 x 36 = 216
g = 3.5 bc 3.5 + 1.6 = 5.1
unlock number equation = f - g x h or 36 - 3.5 x 10
unlock number: 1
