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题目： Is x a multiple of 4? (1) x + 2 is divisible by 2 (2) 6 is a factor of 3x

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题目： What is the distance between Harry's home and his office? (1) Harry's average speed on his commute to work this Monday was 30 miles per hour. (2) If Harry's average speed on his commute to work this Monday had been twice as fast, his trip would have been 15 minutes shorter.

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题目： What percent of the students at Jefferson High School study French but not Spanish? (1) 30% of all students at Jefferson High School study French. (2) 40% of all students at Jefferson High School do not study Spanish.

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题目： What is the value of $$3^{x-y}$$ ? (1) $$3^{x+1} = 243$$ (2) $$3^{y–1} = 27$$

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题目： If x and y are positive integers, is (x + y) a prime number?(1) x = 1(2) y = 2 * 3 * 5 * 7

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题目： On Sunday morning, a printing press printed its newspapers at a constant rate from 1:00 AM to 4:00 AM. How many newspapers did the printing press print on Sunday morning? (1) The printing rate on Saturday morning was twice that of Sunday morning. (2) On Saturday morning, the printing press ran at a constant rate from 1:00 AM to 3:00 AM, stopped for a half hour, and then ran at the same constant rate from 3:30 AM to 5:30 AM, printing a total of 4,000 newspapers.

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题目： If BD = CD, what is the degree measure of x + y?(1) v = 74 degrees(2) w = 32 degrees

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题目： If none of the students are ambidextrous, what percentage of the 20 students in Mr. Henderson's class are left-handed? (1) Of the 12 girls in the class, 25% are left-handed. (2) 5 of the boys in the class are right-handed.

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题目： If X is the average of Y numbers, what is Y? (1) X = 54.5 (2) The sum of the Y numbers for which X is the average is 2,616.

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题目： A cake recipe uses a constant ratio of 2 teaspoons vanilla extract to 1 ounce chocolate. If the original recipe, which serves four people, is altered proportionally to yield a cake that serves six people, how many ounces of chocolate will be used in the larger cake?(1) The original recipe calls for exactly five teaspoons of vanilla extract.(2) If the original recipe were altered proportionally to yield a cake that serves eight people, ten teaspoons of vanilla extract would be used.

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题目： If a kennel houses only cats and dogs, what percent of the animals in the kennel are dogs? (1) The ratio of cats to dogs in the kennel is 2:3. (2) The ratio of dogs to the total number of animals is 3:5.

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题目： Is Hector taller than Charley?(1) Hector is 5 feet 7 inches tall.(2) When Hector stands on a 3-inch thick book, he is one inch taller than Charley.

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题目： In Greenville last July, what was the average (arithmetic mean) home sale price?(1) In Greenville last July, there were 100 homes sold for a total of $51 million.(2) In Greenville last July, condominiums accounted for 60% of the home sales, and the average condominium price was $450,000.

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题目： If 3x – 3y = 12z, what is the value of x?(1) 4z = 2 + y(2) 4z = 6 – y

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题目： If x and y each represent a single digit, does the number 8.3xy round to 8.3 when it is rounded to the nearest tenth?(1) x = 5 (2) y = 9