If the demand function is Qd = -0.5 + 20, calculate the quantity demanded when price is $15.0
Take Free Practice Test On 2026 JAMB UTME, Post UTME, WAEC SSCE, GCE, NECO SSCE
Correct Answer: Option C
Explanation:
When price is 15.0, quantity demanded =
Qd = -0.5(15.0)+ 20
Qd = -7.5 + 20 = $12.5
When price is 15.0, quantity demanded =
Qd = -0.5(15.0)+ 20
Qd = -7.5 + 20 = $12.5