An ice arena rents out its rink for 100 hours each week. the rental period is broken up to 1/3 hour periods, each of which costs $80. how many dollars does the ice arena earn if it rents out all of the rink time?

Will give brainliest! aubrey was offered a job that paid a salary of $45,000 in its first year. the salary was set to increase by 2% per year every year. if aubrey worked at the job for 20 years, what was the total amount of money earned over the 20 years, to the nearest whole number?

If, while training for a marathon, you ran 60 miles in 2/3 months, how many miles did you run each month? (assume you ran the same amount each month) write your answer as a whole number, proper fraction, or mixed number in simplest form. you ran __ miles each month.

Solve the triangle. a = 21°, c = 105°, c = 5