Question

If you can download 10 ring tones for your cell phone

for $15 or you could download 11 ring tones for
your cell phone for $16, then the marginal cost of the
eleventh ring tone is​

Answer 1

Marginal cost of eleventh ring tone = $1

Step-by-step explanation:

Given:

Cost of 10 ringtone = $15

Cost of 11 ringtone = $16

Find:

Marginal cost of eleventh ring tone = ?

Computation:

Marginal cost = change in cost / change in quantity

Marginal cost of eleventh ring tone = change in total cost / change in number of ringtone

Marginal cost of eleventh ring tone = ($16 - $15) / (11 - 10)

Marginal cost of eleventh ring tone = $1 / 1

Marginal cost of eleventh ring tone = $1