Answer:
1/256
Step-by-step explanation:


=> 1/256
<em><u>It's 30</u></em>
<em>Hope that helped!</em>
Answer:
D. 1/2
Step-by-step explanation:
Because if you choose A , you get +4
if you choose B ,you get -12
Choose C , you get +20
D is the correct answer.