Answer: Choice A
Step-by-step explanation:
Answer:
Step-by-step explanation:12-4=8
The answer is 512
Day 1:1
Day 2:2
Day 3:4
Day 4:8
Day 5:16
Day 6:32
Day 7:64
Day 8:128
Day 9:256
Day 10:512
40 units
A=hbb
2=8·10
2=40