Question

Which sentence represents a relationship between Denise's cell phone minutes and her monthly cost that results in a horizontal line?

Answer 1

Denise pays $0.40 per minute.

Denise pays $40 per month for the first 400 minutes, then $0.45 for each additional minute.

Denise pays $30 per month plus $0.10 per minute.

Denise pays $99 per month for unlimited minutes.

Answer 2

A

Answer 3

since with every minute increase in payment is $0.40 so it varies linearly

Answer 4

no wait

Answer 5

it's D

Answer 6

explain how please

Answer 7

for unlimited use it remains at $99 a horizontal line

Answer 8

okay thanks

Answer 9

:)