Question 56 • Mathematical Models with Applications - MA4072 CR
Add the $124 discount back to the $1,394 sale price to find the marked price: $1,394 + $124 = $1,518. The discount rate is $124 ÷ $1,518 × 100 ≈ 8.17%, which rounds to 8.2%. The correct choice is “$1,518; 8.2%.”
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