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13 votes
13 votes
Pls help me i need it to move on i did so many i cant figure it out.

Pls help me i need it to move on i did so many i cant figure it out.-example-1
User Pramod J George
by
2.6k points

1 Answer

11 votes
11 votes

Answer:

B. Between 200 and 400

Explanation:

Rule of exponents means that you can subtract when they are divided

-5+7=2

7.8*10^2/3.1

Simplify

780/3.1= 251.612903

User MirekE
by
2.9k points