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$1$ Unit $\frac{?}{{?}_{\text{:}}}$ Percent and complete the guided notes tor the nrst two parts or chapter $3$ this video.

Question $4$ of $5$

In example b$)$ what value should be used as the original amount? b$)$ Fhe operating expenses for Ms$.$ Alamilla's business is $2014$ were $$152,000$ and in $2015$ were $$178,500.$ Calculate the percent increase in operating expenses for Ms$.$ Alamilla's business.

$$178,5000$

$$152,000$