Mary has $10 to spend each week on coffee, Qc and magazines, Qm. The price of a coffee is $1, and the price of a magazine is $2. Mary's budget equation is _______.
A) Qm = 10 - 2 × Qc
B) Qm + Qc = 20
C) Qm = 10 - Qc
D) $1 × Qc + $2 × Qm = $10

Question

Quizplus · Accepted Answer

The budget equation that correctly represents Mary's spending on coffee and magazines is D) $1 × Qc + $2 × Qm = $10. This equation accurately reflects the constraint that the total amount spent on $1 coffees and $2 magazines must equal her weekly budget of $10.

Mary Has $10 to Spend Each Week on Coffee, Qc