Joe can paint a wall by himself in 150 minutes. suppose steve can paint a wall 4 times the rate as joe. how long will it take both steve and joe to paint the same wall?

Jabari is power washing houses for a summer job. for every job, he charges an initial fee plus $30 for each hour of work. his total fee for a 4 -hour job, for instance, is $170 . jabari's total fee,f, for a single job is a function of the number,t, of hours it takes him to complete the job. write the function's formula.

Do more republicans (group a) than democrats (group b) favor a bill to make it easier for someone to own a firearm? two hundred republicans and two hundred democrats were asked if they favored a bill that made it easier for someone to own a firearm. how would we write the alternative hypothesis?

Solve the following inequalities and show the solution on a number line. 3/4 (2x-7) ≤ 5