Question 1205916
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Kara is selling cups of lemonade at a lemonade stand to save up for a new set of Apple Airpods 
that are on sale for $82.50. She charges $5 each cup of lemonade. 
If her supplies cost $7.50, how many cups must she sell to meet her goal?
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<pre>
    how many cups must she sell = {{{(82.50+7.50)/5}}} = {{{90/5}}} = 18.    <U>ANSWER</U>
</pre>

Solved.   &nbsp;&nbsp;One line solution.