N/A
Chan and Micko drove separate cars along the entire length of a certain route. If Chan made the trip in 15 minutes, how many minutes did it take Micko to make the same trip ?
(1) Mickoâs average speed for the trip was 3/4 of Chanâs average speed.
(2) The route is 14 miles long.
N/A
â¡
+â³
___
â
In the addition problem above, each of the symbols â¡, â³, and â
represents a positive digit. If â¡ < â³,what is the value of â³ ?
(1) â
= 4
(2) â¡ = 1
555-605 (Medium)
Of a group of 50 households, how many have at least one cat or at least one dog, but not both?
(1) The number of households that have at least one cat and at least one dog is 4.
(2) The number of households that have no cats and no dogs is 14.
605-655 (Medium)
What is the value of the positive integer n?
(1) n² − 7n + 12 = 0.
(2) n > 3.
N/A
If the Longfellow Playground is rectangular, what is its width?
(1) The ratio of its length to its width is 7 to 2.
(2) The perimeter of the playground is 396 meters.
N/A
What was Bill's average (arithmetic mean) grade for all of his courses?
(1) His grade in social studies was 75, and his grade in science was 75.
(2) His grade in mathematics was 95.
N/A
A circular tub has a band painted around its circumference, as shown above. What is the surface area of this painted band?
(1) x = 0.5
(2) The height of the tub is 1 meter.
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N/A
If 5x + 3y = 17, what is the value of x?
(1) x is a positive integer
(2) y = 4x
N/A
Hoses X and Y simultaneously fill an empty swimming pool that has a capacity of 50,000 liters. If the flow in each hose is independent of the flow in the other hose, how many hours will it take to fill the pool?
(1) Hose X alone would take 28 hours to fill the pool.
(2) Hose Y alone would take 36 hours to fill the pool.
N/A
If no student took test T more than once, how many students took test T ?
(1) The average (arithmetic mean) of the students' scores on test T was 72.
(2) The sum of he students' scores on test T was 2,232.
N/A
How many hours does it take 12 machines with identical production rates, running simultaneously without stopping, to fill a certain production order ?
(1) It takes each machine alone, running continuously, 60 hours to fill the production order.
(2) It takes 10 of these machines, running simultaneously without stopping, 6 hours to fill the production order.
N/A
If xy â 0, is x/y < 0?
(1) x = - y
(2) -x = -(-y)
N/A
The table above shows the cancellation fee schedule that a travel agency uses to determine the fee charged to a tourist who cancels a trip prior to departure. If a tourist canceled a trip with a package price of $1,700 and a departure date of September 4, on what day was the trip canceled?
(1) The cancellation fee was $595.
(2) If the trip had been canceled one day later, the cancellation fee would have been $255 more.
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555-605 (Medium)
Is the number of members of Club X greater than the number of members of Club Y ?
(1) Of the members of Club X, 20 percent are also members of Club Y.
(2) Of the members of Club Y, 30 percent are also members of Club X.
605-655 (Medium)
If a and b are integers, is ab even?
(1) a + b is odd.
(2) a − b is odd.
N/A
If x = 2y, what is the value of xy ?
(1) x > Y
(2) 3x - 2y = 14
N/A
Is it true that a > b?
(1) 2a > 2b
(2) a + c > b + c
N/A
Yesterday Nan parked her car at a certain parking garage that charges more for the first hour than for each additional hour. If Nanâs total parking charge at the garage yesterday was $3.75, for how many hours of parking was she charged?
(1) Parking charges at the garage are 0.75forthefirsthourand0.50 for each additional hour or fraction of an hour.
(2) If the charge for the first hour had been 1.00,Nana^stotalparkingchargewouldhavebeen4.00.
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N/A
In the figure above, if lines k and m are parallel, what is the value of x ?
(1) y = 120
(2) z = 60
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N/A
If n is a positive number, what is the value of n?
(1) 1 + n = 5/4
(2) n^2 = 1/16