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OpenStudy (anonymous):
Estimate an 18% tip for a meal that cost $30.80 a. $5.50 b. $9.10 c. $3.08 4. $1.80
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OpenStudy (anonymous):
well 10% of 30.80 is 3.08, so 20% is 6.16.. closest thing to that is 5.50 so I'd go with that.
OpenStudy (anonymous):
so u would do 18/100= 0.18 then... you would do 0.18 * 30.80 = 5.544 so $5.50
OpenStudy (anonymous):
alrighty! Thank you :D
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