147k views
1 vote
20) If you can download 10 ring tones for your cell phone for $10 or you could download 11 ring

tones for your cell phone for $10.50, then the marginal cost of the eleventh ring tone is
A) $0.50.
B) $10.00.
C) $10.50.
D) $20.50.​

1 Answer

2 votes

Answer:

A) $0.50.

Step-by-step explanation:

User Sergey Zabelnikov
by
6.2k points