ACCUPLACER AAF case studies
ACCUPLACER AAF · Put your knowledge to work in context.
ACCUPLACER Advanced Algebra and Functions (AAF) is one of the placement tests in the ACCUPLACER suite, which College Board describes as helping "colleges and workforce training providers gauge student readiness for required coursework and identify areas where students may need additional support to succeed." It is typically taken by incoming college students who need to demonstrate readiness for advanced mathematics coursework, often after strong performance on earlier ACCUPLACER math sections. The AAF test is computer adaptive, so the difficulty of each question adjusts to your responses, and it is delivered as multiple-choice items. The ACCUPLACER AAF case studies are 5 cases and about 1,509 words.
1Ticket Pricing at the School Play
A drama club sells adult tickets for 12 and student tickets for 7. The auditorium seats 240 people, and the club needs at least $2,000 in ticket revenue to cover production costs.
338 words, about 2 min2Fencing a Rectangular Garden
A homeowner has 40 meters of fencing to enclose a rectangular garden against an existing straight wall, so only three sides need fencing (two widths and one length). She wants the enclosed area to be at least 150 square meters and also wants the garden to be as large as possible.
305 words, about 2 min3Diluting a Cleaning Solution
A custodian has 12 liters of a 30% bleach solution and wants to dilute it with water (0% bleach) to obtain a mixture that is no more than 10% bleach but at least 6% bleach, so it is strong enough to sanitize yet safe for the floor. He plans to add x liters of water.
324 words, about 2 min4Population Growth of a Lab Culture
A biology class tracks a bacterial culture that doubles every 3 hours. At time t = 0 hours the population is 500 cells.
261 words, about 1 min5Ramp Angle for Wheelchair Access
A building must install a wheelchair ramp. Accessibility guidelines require the ramp's angle of incline to be no more than 5 degrees.
281 words, about 1 min