Out of every $100 that judy earns at her part time job, she saves $25 for college. the amount she saves is directly proportional to the amount she earns. if she earns #3,880 in one year, how much will she save for college?

What is the radical expression that is equivalent to the expression 27 1 over 5?

Monitors manufactured by tsi electronics have life spans that have a normal distribution with a standard deviation of 1800 hours and a mean life span of 20,000 hours. if a monitor is selected at random, find the probability that the life span of the monitor will be more than 17,659 hours. round your answer to four decimal places.

Astraight water slide is 175 feet above ground and is 200 feet long. what is the angle of depression to the bottom of the slide?