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Ratios & Percentages

Ratios & Percentages

Example 1

Last week gasoline was $3.29/gallon. This week it is $3.59/gallon. What is the percent increase?

Example 2

The price of a dozen eggs was $2.29, but is now $2.09. What is the percent decrease?

Example 3

Last year only 50 people attended the annual holiday choir concert. This year it was mandatory that everyone bring two guests, so there were 160 attendees. What is the percent increase?

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