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The average annual tuition for a public university in 1998 was $18,242. In 2018, the average...

The average annual tuition for a public university in 1998 was $18,242. In 2018, the average annual tuition for a public university is $21,934. How much (as a percentage) has the tuition cost increase on average per year? State your answer to two decimal places (e.g., 3.86)

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