For each international call made to Country B last month, a certain telephone company charged a customer
$075 to connect the cal plus a certain per-minute rate applied to each minute or part of a minute of the duration of the call. If the telephone company's total charge for the customer's calls to Country B last month was
$84.00, what was the per-minute rate, in dollars?
(1) The telephone company connected 12 calls for the customer to Country B last month.
(2) If the telephone company had no connection fee last month but had charged a per-minute rate that was 20 percent greater than the rate the customer was actually charged, then the total charge for the customer's calls to Country B last month would have been $90.00.

The graph shows the mean, the median, and the mode of monthly rents for apartments in a certain European city in 2008, 2009, and 2010. During each of these years, a large number of the residents of this city rented apartments. All of the rents were In whole euros (€).
Select from the drop-down menus the options that create the statement that K most strongly supported by the information provided.

For which year between 1980 and 2008, inclusive, does the fee paid for television rights to that year's Olympic games represent the greatest percent increase over the fee paid for television rights to the Olympic games four years earlier?

TV critic: Contrary to popular belief, the densely plotted script of modern television comedy typically demands far more insight from the viewer than did the crude products of the past Although much recent television comedy is inane, this does not mean that television is being "dumbed down." Today's worst programs should be measured not against the best and most renowned products of yesteryear but rather against the worst.
In the TV critic's argument, the two portions in boldface play which of the following roles?