About 46.2 billion pieces of unopened junk mail ends up in landfills each year. This is about 44 % of all the junk mail that is sent annually. How many pieces of junk mail are sent annually?

Which expressions are equivalent to the one below? Check all that apply. log 2 - log 6 A. log (1/3) B. log 3 C. log 2 D. log (2) + log (1/6)

How do you show work for 3x-11=22

For which pairs of numbers is 6 a common factor? Choose all answers that are correct. A.) 12 and 20 B.) 18 and 24 C.) 30 and 54 D.) 42 and 56

List all of the prime numbers less than 20 in numerical order

How do you solve h=-16t^2+40

A train travels 75 km every hour how far will it travel in 5 hours?

Tony leaves home at 7:30 AM and drives for 1 1/4 hours to work. He works for 4 hours and then has a half hour lunch break. Tony then works 4 1/2 hours more. Finally he drives for 1 1/4 hours to get back home. At what time does Tony arrive at home?

A baseball player has a batting average of 0.380. What is the percentage of hits for his times at bat?

On a trip to his grandparents, Donny drove 60 miles per hour for 45 minutes and 50 miles per hour for 30 minutes. How many miles did Donny drive?

The radius of a sphere is halved. What fraction of the original volume is the volume of the smaller sphere