288,678 views
35 votes
35 votes
A phone plan costs $15 a month for up to 500 minutes of calls Each minute above 500 costs an extra $0.02

300, 15
510, 15.2
490,?
600,?

User Mariopce
by
2.5k points

1 Answer

13 votes
13 votes
$15 and $17 !!!!!!!!!!!
User Jungy
by
2.8k points