The answer is C.
Hope this helps :)
The result of the multiplication in scientific notation is given by:

<h3>What is scientific notation?</h3>
A number in scientific notation is given by:

With the base being
.
When we multiply two numbers in scientific notation, we multiply the bases and add the exponents.
For this problem, the numbers are given by:

The result of the multiplication is given by:

The result of the multiplication in scientific notation is given by:

More can be learned about scientific notation at brainly.com/question/16394306
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First: work out the difference (increase) between the two numbers you are comparing.
Increase = New Number - Original Number
Then: divide the increase by the original number and multiply the answer by 100.
% increase = Increase ÷ Original Number × 100.
Increase = $10.25 - $9
% increase= $1.25/$9 x 100
% increase=13.888888889
% increase= 14%
B
42 times 25.5=1071
771.1/1071= 0.72
(rounded)
not sure
Answer:45
Step-by-step explanation:
Divide each term in
5