Suppose a 5-minute overseas call costs $5.91 and a 10-minute call costs $10.86. The cost of the call and the length of the call are related. The cost of each minute is constant. How long can you talk on the phone if you have $12 to spend?

Kindly enter numerical value and unit (rounded to the nearest tenth if needed)

(a)  

Max's goal is to practice playing drums for 300 minutes this week.

On Sunday he practiced for 127 minutes. On Tuesday he practiced for 38 minutes.

How many more minutes does Max need to practice in order to meet his goal?

Kindly enter numerical value and its unit

(a)  

At a pet store, it costs $5 to wash a cat and $7.50 to wash a dog.  Last week, the store made $60 from washing cats and dogs.  If 6 cats were washed, how many dogs were washed?

Kindly enter numerical value and unit

(a)  

The start up cost to join eTunes music is $7.95 plus $0.95 per song downloaded.  If Will spent $26, how many songs did he download?

Kindly enter numerical value only

(a)