Each of 15 students will give a 1 1/2 minute speech in english class.(a) how long will it take to give the speeches
(b) if the teacher begins recording on a digital camera with an hour available , is there enough time to record everyone if she gives a 15-minute introduction at the beginning of class and every student takes a minute to get ready? explain
(c) how much time is left on the digital camera?

Add or subtract polynomial : –12qr? +13rq?

Use the quadratic formula to solve the equation. if necessary, round to the nearest hundredth. x^2 - 20 = x a. 5, 4 b. -5, -4 c. -5, 4 d. 5, -4

Tom is the deli manager at a grocery store. he needs to schedule employee to staff the deli department for no more that 260 person-hours per week. tom has one part-time employee who works 20 person-hours per week. each full-time employee works 40 person-hours per week. write and inequality to determine n, the number of full-time employees tom may schedule, so that his employees work on more than 260 person-hours per week. graph the solution set to this inequality.