Barbara worked 4 hours, 2 1/3 hours, and 5 2/3 hours this week at a part time job. barbara is paid $9 an hour. how much did she earn this week?

Solve this equation using substitution. {4x + y = −2} {4x + 6y = 44}

Intro biblioteca sunt 462 de carti cu 198 mai putine enciclipedii si cu 47 mai multe dictionare decat enciclopedii cate enciclopedii sunt in biblioteca

Among the most famous of all meteor showers are the perseids, which occur each year in early august. in some areas the frequency of visible perseids can be as high as 40 per hour. given that such sightings are poisson events, calculate the probability that an observer who has just seen a meteor will have to wait at least five minutes before seeing another.