Actual price of the dress = 72
Selling price = 45
72 - 45 = $ 27
Percentage of decrease =

<h3>= <u>37.5%</u></h3>
.... Hope this will help.....
Answer: F, D, B
Step-by-step explanation:
It is given that Joe was being exposed to an electromagnet shrinking machine. Because of this his height started decreasing .
Given,
The decrease was at a constant rate per second.
In 1.5sec, the height is decreased by 120cm.
So,
Variation per second =
Change in each second would be with negative sign indicate's decrease .
Hence, Answer is “-80” .
Hope it's helpful to you.
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