The equivalent expression of
is 
<h3>How to determine the equivalent expression?</h3>
The expression is given as:

Collect like terms

Evaluate the like terms (take LCM)

Evaluate the like expressions

Hence, the equivalent expression of
is 
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First we must know the equation

So

And that would be
cubic inchesor B.Hope I helped!
Pie is irrational because it never terminates.
Answer:
Believe on what you heart says
The answer is 148.8
120 · 24 = 120 · 0.24 = 28.8
120 = 28.8 = 148.8