One hundred people in your neighborhood always drive to work between 7:30 and 8:00 AM. and arrive 30 minutes later. Why must two people always arrive at work at the same time, within a minute?

X-intercept=-5 y-intercept=2 the equation of the line is

How long must $542 be invested at a rate of 7% to earn $303.52 in interest? in a easier way

Me its important ! marge runs an ice cream parlor. her speciality is triple chocolate sundaes.she can prepare 1 sundae every 2 minutes, and she earns $1.20 for each sundae she makes . if she just makes sundaes for a single shift of at most 4 hours and at least 2 hours , which function relates her earnings to the number of minutes she works?