Marcia can type 18 pages per hour and David can type 14 pages per hour.. If they work together, how many minutes will it take them to type 24 pages? A) 24/32
B) 32/24
C) 45
D) 80

Select the margin of error that corresponds to the sample mean that corresponds to each population: a population mean of 25, a standard deviation of 2.5, and margin of error of 5%

Which of the following parabolas opens down?

Asales representative from a local radio station is trying to convince the owner of a small fitness club to advertise on her station. the representative says that if the owner begins advertising on the station today, the club's total number of members will grow exponentially each month. she uses the given expression to model the number of club members, in hundreds, after advertising for t months.