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Emaly is a massage therapist at a resort where she earns an automatic gratuity of 18% on all of her services. Determine the value of services she must provide in a day to earn a gratuity of $200.

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AlgebraicAardvark

gratuity is 18% of the value of services

g = 0.18 · s

200 = 0.18 · s

200/0.18 = s

s ≈ 1111.11

Techincaily, she'd need to services would need to provide 1111.12 to break the $200 mark cleanly, but with rounding, 1111.11 should still work.

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