A cyclist rode 3.75 miles in 0.3 hours. How fast was she going miles per hour? At that rat how long would it take her to go 4.5 miles? Describe your method to answering this questions, along with your numerical answers.

Option b) is correct.

The completed factor of given expression is  

Step-by-step explanation:

Given expression is

To find the completed factor for the given expression:

:

Taking the common number "2" outside  to the above expression we get

Now rewritting the above  expression as below

 (since 16 can be written as the number 2 to the power of 4)

The above expression is of the form

Here and  

Therefore it becomes

The above expression is of the form

Here and  

Therefore it becomes

Therefore  

Option b) is correct.

The completed factor of given expression is