Question 30 • Grade 7 Mathematics
A 40% markup on $2.20 is $0.88, so each dinner costs $2.20 + $0.88 = $3.08 before tax. Four dinners cost 4 × $3.08 = $12.32. Including 9% sales tax gives $12.32 × 1.09 = $13.4288, which rounds to $13.43, choice B.
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