;
Answer:
a. $25
b. & c. $45, $25, $0
Explanation:
a. To charge the same price to each of his customers, Jonas will charge the least amount= $25 (offered by Zander)
b. Consumer surplus
I) For Xavier = $70 - $25 = $45
II) For Yasha = $50 - $25 = $25
III) For Zander = $25 - $25 = $0
c. Producer Surplus
I) For Xavier = $70 - $25 = $45
II) For Yasha = $50 - $25 = $25
III) For Zander = $25 - $25 = $0