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Lucia's retirement party will cost $25.50 if she invites 17 guests. If there are 26 guests, how much will Lucia's retirement party cost? Assume the relationship is directly proportional.
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Lucia's retirement party will cost $25.50 if she invites 17 guests. If there are 26 guests, how much will Lucia's retirement party cost? Assume the relationship is directly proportional.

User Emsr
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1 Answer

2 votes

Given:

$25.50 --------------> 17 guests.

? --------------> 26 guests.

Then:


\frac{26\text{ guests x \$25.50}}{17\text{ guests}}=\text{ \$}39

User Melani
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