Answer:
Opton C: $400,000
Explanation:
A real estate agent received a $17,500 commission on the sale of a $350,000 house.
We will calculate the percentage of the commission.

= 0.05 × 100
= 5%
Let the value of the house on Center Ave be x
Therefore, 5% of x = $20,000
= 0.05x = 20,000
x =

x = $400,000
The sale price of the house on Center Ave is $400,000