Admission Tests Related Exams
GMAT Exam
Last month Ann, Bob, Carl, Dave, and Ellen volunteered at a hospital. The number of hours that Carl volunteered was equal to the average (arithmetic mean) number of hours volunteered by the 5 people. If the number of hours that Carl volunteered was also equal to the total number of hours that Ann and Bob volunteered, then the total number of hours that Dave and Ellen volunteered was how many times the number of hours that Carl volunteered?

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?
Pete made a trip to the beach, of which 80 kilometers were on highway X. What was Pete’s average speed for the trip?
(1)
Pete’s average speed for the part of the trip on highway X was 80 kilometers per hour.
(2)
Pete’s average speed for the part of the trip not on highway X was 96 kilometers per hour.