Answer:
$1.60
Step-by-step explanation:
Amount of tax paid = percentage of tax to be paid x bill before tax
0.08 x $20 = $1.60
Slope is equal to the change in y over change in x, or rose over run m= 1/3
<h2>
Answer:</h2>
The number of scoops of oatmeal he will need for the recipe is:
21 scoops.
<h2>
Step-by-step explanation:</h2>
It is given that:
Beaus recipe for granola bars calls for 3 1/2 cups of oatmeal.
i.e. the cups of oatmeal required is:

i.e.

Also, he has:

This means that:

z = -2.83
<u>Explanation:</u>
Given:
Mean, μ = 68
Standard deviation, σ = 6
Data point, x = 51
Z score, z = ?
We know:

Substituting the value we get:

A negative z score says that the data point is below average.