Answer:
B
Step-by-step explanation:
Im pretty sure it's B X is going by 4's 4,8,12 then y is going by 12
from least to the greatest
Time taken = 9.77/100 = 0.0977 seconds
b.
C
40 x 80 = 3200
120 x 100 = 12000
3200 + 12000 = 15200
60