You need a cell phone for emergencies only company a charges $15 per month plus $.20 per minute while company b charges $.25 per minute with no monthly service charge for how many minutes will the monthly cost be the same

Apair of ordinary dice is rolled. what is the probability that each die will show a number higher than 4. 1. (1/36) 2. (1/12) 3. (1/6) 4. (1/4) 5. (1/3)

There were 816 people at a concert when a band started to play. after each song, only half the people stayed to hear the next song. how many people were left at the concert after x songs? write a function to represent this scenario.

Write an inequality and solve each problem.for exercises 11 and 12, interpret the solution.