The population of a city is 578,992. the land area of the city is 67.2 mi².

what is the population density of the city?

What is the factored form of x2 − 4x − 5? (x + 5)(x − 1) (x + 5)(x + 1) (x − 5)(x − 1) (x − 5)(x + 1)

The heaviest 16% of all men in weight weigh more than how many pounds ?

An advertising firm has an old computer that can prepare a whole mailing in 6 hours. with the of newer model the job is complete in 2 hours. how long would it take the newer model to do the job alone?