Under her cell phone plan, Autumn pays a flat cost of $66 per month and $5 per gigabyte, or part of a gigabyte. (For example, if she used 2.3 gigabytes, she would have to pay for 3 whole gigabytes.) She wants to keep her bill under $80 per month. What is the maximum whole number of gigabytes of data she can use while staying within her budget?

Under her cell phone plan, Autumn pays a flat cost of $66 per month and $5 per gigabyte, or part of a gigabyte. (For example, if she used 2.3 gigabytes, she would have to pay for 3 whole gigabytes.) She wants to keep her bill under $80 per month. What is the maximum whole number of gigabytes of data she can use while staying within her budget? gigabytes

ANSWER: gigabytes

= 5

step-by-step explanation:

to find the 15th term substitute n = 15 into the nth term formula

= (- 3 × 15 ) + 50 = - 45 + 50 = 5