A household budget constraint is given by $40x+25y=2000$, where $x$ is quantity of good A and $y$ is quantity of good B in dollars spent. Using intercepts, determine how much of good A can be purchased if the household spends nothing on good B.

• A. $80$ units
• B. $50$ units
• C. $40$ units
• D. $25$ units

Answer: (B)