Question

Jossems cell phone cost

him $21 per month plus $3 for every 1GB of data downloaded. what is the limit to the number of GBs he can download to stay within his monthly budget of $30.

Answer 1

Joe can only use 3GB of Data. Bill is 21 .

`21 + 9 + 30`

`1gb \: \: = 3`

3*9 = 9

3 ( 3 ) + 21 = 30

Explanation:

Hope this helps !!