The price of the washer and the dryer set is $720.
The commission earned by Alice is $36.
<h3>What is the price of the washer and dryer set ? </h3>
Percentage can be described as a fraction an amount expressed as a number out of hundred. Percentage is a measure of frequency.
Price after the mark up = ( + percentage mark up) x cost price
(1 + 0.20) x $600 = $720
Commission earned by Alice = 5% x 720 = $36
To learn more about percentages, please check: brainly.com/question/25764815
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C.) Are the same length
<u>How you know-</u>
No matter how long the rectangle is the diagonals always will measure the same length. Think about two sides of a square, they have to equal the same length because if they were not the same then the shape wouldn't be a square.
The answer is 6 feet 10 inches
Keep in mind that the positive directions of the two axis are: upwards for the y axis and rightwards for the x axis.
So, translating a point 6 units up means to go 6 units along the positive direction on the y axis. For this reason, the new y coordinate will be 6 units more than the old one.
Similarly, going 3 units left means to decrease by 3 the x coordinate, because we're following the negative direction.
So, to recap, this transformation maps 
This means that the two points become
An infinite number of pairs of whole numbers have a sum of 40.
