Answer:
3 is equvalent...........
Much of this question is missing. We need more info
1. 
2. 
3. 
4. (1st option) Yes; the number is written in scientific notation.
Answer:
d
Step-by-step explanation:
Answer: ○| ̄|_ =3
the answer would be 2, because the 30 is increased from the 3 by times 10 so it would be the same for the 20, 20/10=2
Step-by-step explanation: mr clean