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Answer:
<h2>
7.2</h2>
option B is the right option.
Step-by-step explanation:
<h3>
Using leg rule</h3>

Plug the values:

Apply cross product property

Calculate the product

divide both sides of the equation by 20

Calculate:

hope this helps..
Good luck...
The time was 9:15am or 9:15pm depending on 4:15am or 4:15pm
Answer:
6x-12
Step-by-step explanation:
Answer/Explanation:
1 Billion in scientific notation is 
Multiply the value of 1 billion for 31:


would be your answer