Answer:
D
Step-by-step explanation:
Think about it as a t chart:
- 3
- -6
- 12
- -24
The numbers before the dot are your n values. If you plug in 1 for n, you get 3. If you plug in 2 for n, you get -6.
She would need 29.5 questions which would be 70% so 29.5-18 is your answer
Answer: -2 i believe because if you take and subtract one from 8 you should get 9
Step-by-step explanation:
The correct answer choice is