The given data is
N= the number
And the number exceeds 45.
Let's create an equation with regards to this given data.
Since the number exceeds 45, thus n is greater than 45.
> symbol of greater than
Equation: N > 45
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~ Biased is when you're more ~
~ "persuaded" to a opinion. ~
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A. Because it says "randomly emails"
Therefore, they do not choose who they are surveying.
1.4 or 1 4/10. Just subtract.
15x+$38.50=$100
x being however much she can spend on each friend
x= $12.30 if you need that too