Answer:

Step-by-step explanation:
<h3>to understand this</h3><h3>you need to know about:</h3>
<h3>tips and formulas:</h3>
- (a+b)³=a³+3a²b+3ab²+b³
- a³+b³=(a+b)(a²-ab+b²)
<h3>let's solve:</h3>





and
we are done
Answer: A
Step-by-step explanation:
The contrapositive of a statement is logically equivalent to the original statement.
Step-by-step explanation:
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the selling price would be 60.75