An office manager spent $650 on a new energy-saving copier that will reduce the monthly electricity bill for the office from $112 to $88. How many months will the copier pay for itself?

Find the 7th term in the sequence using the rule: avn=n^2-5 A) 44 B) 9 C) 27 D) 4

You estimate that a jar contains 68 marbles. The actual number of marbles is 60. Find the percent error. Round your answer to the nearest tenth

Miki tosses a coin 50 times, and the coin shows tails 28 times. What is the experimental probability of Miki getting tails?

What's "the output is the cube of the input"

Carteret hikes from the top of a hill that is 120 2/3 feet above sea level down into a valley that is 43 2/3 feet below sea level what is the difference between elevation between the top of the hill in the valley

What does 2+2+2+2+27+7=

Roll a 6 sided due what is the probability you will roll a prime number

What are all the different ways Mrs Payne can buy 35notepad find a pattern to solve

How do you find csc, sec, and cot on a calculator?

Each time Nicholas mows a lawn he uses 1/6 of a gallon of gasoline. If he has 2/3 of a gallon of gasoline, how many lawns can he mow before he needs to buy more gasoline