2015年SSAT模拟题--数学篇.doc

沃邦国际教育-中国领先的中高考专家沃邦教育2015年SSAT数学练习题1 What is the perimeter of a rectangle with side lengths of 8 and 3?a. 6b. 11c, 16d. 22e. 252 The base angles of an isosceles triangle are:PerpendicularCongruentComplimentarySupplementaryparallel3 How many points are necessary to define a line?a. Oneb. Twoc. Threed. Foure. Infinite4 Two cars start from the same place two hours apart. The first car travels at 10 miles per hour and the second travels at 15 miles per hour. How many hours after the second car leaves does it take for the second car to catch up?a. 1b. 2c. 3d. 4e. 55 What interest rate is necessary to get $1000 in interest over 2 years on a $10000 investment?a. 4%b. 5%c. 6%d. 7%e. 8%6 The sum of 14 consecutive integers is 217. What is the sixth number in the series?a. 13b. 14c. 15d. 16e. 177 Paul needs to be at a meeting in 20 minutes. If his office is 15 miles away, how fast does he need to drive to get there on time, in miles per hour?a. 15b. 20c. 30d. 40e. 458 The base angles of an isosceles triangle are:PerpendicularCongruentComplimentarySupplementaryParallel9 If A $ B = A * B - ( A + B), what is 3 $ (2 $ 1)?A. -5B. -3C. 0D. 1E. 410 What is the average (arithmetic mean) of 4x + 5, 7x-6,and -8x+2?A. x + 1B. x + 1/3C. 3x + 1D. 3x + 1/3E. 3x + 3 1/311 In a classroom of 35 students, 14 our male. What percent of the classroom is male?A. 14%B. 20%C. 30%D. 40%E. 50%12 If the area of a triangle is 24 and its base is 6, what is the length of the altitude to that base?A. 3B. 6C. 8D. 10E. unknown13 If Jeff and Jimmy have less than 22 dollars between them, and Jeff has 8 dollars, which of the following could be the number of dollars that Jimmy has?121416A. I onlyB. III onlyC. I III.D. I IIE. Neither I, II, nor III is correct.14 Stephanie drove at an average rate of 50 miles per hour for two hours and then increased her average rate by 50% for the next 3 hours. Her average rate of speed for the 5 hours was t miles per hour. What is the value of t?A. 55 mphB. 60 mphC. 65 mphD. 70 mphE. 75 mph15 If 1 alpha = 2 betas and 1 beta = 3 gammas, how many alphas are equal to 36 gammas?A. 6B. 12C. 36D. 72E. 10816 At Joes Steakhouse the hourly wage for a chef is 20% greater than that of a dishwasher, and the hourly wage of a dishwasher is half as much as the hourly wage of a manager. If a managers wage is $8.50 per hour, how much less than a manager does a chef earn each hour?A. $5.95B. $4.25C. $5.10D. $3.25E. $3.4017 A florist buys roses at $0.50 a piece and sells them for $1.00 a piece. If there are no other expenses, how many roses must be sold in order to make a profit of $300?A. 100B. 150C. 200D. 300E. 60018 A certain pump can drain a full 375-gallon tank in 15 minutes. At this rate, how many more minutes would it take to drain a full 600-gallon tank?A. 9B. 15C. 18D. 24E. 2519 Lennys average score after 3 tests is 88. What score on the 4th test would bring Lennys average up to exactly 90?A. 92B. 93C. 94D. 95E. 9620 If an integer is divisible by 6 and by 9, then the integer must be divisible by which of the following?A. 12B. 18C. 24D. 36E. 5421 A certain machine can make 3 widgets every 2 seconds. At this rate, how many widgets will be made in 1 minute?A. 90B. 110C. 150D. 180E. 22022 What is the average of the first 50 positive integers?A. 25B. 25.5C. 26D. 26.5E. 2723 If ab is negative, which of the following CANNOT be negative?A. b-aB. a-bC. a2bD. ab2E. a2b224 In a certain set of numbers, the ratio of integers to nonintegers is 1:4. What percent of the numbers in the set are integers?A. 20%B. 25%C. 40%D. 75%E. 80%25 What is the smallest positive number that leaves a remainder of 2 when the number is divided by 3, 4, or 5?A. 42B. 82C. 22D. 62E. 12226 Which is greater?Column AColumn B3-5+6-8-4+7 -2A. the quantity in Column B is greaterB. the relationship cannot be determined from the information givenC. the quantity in Column A is greaterD. the two quantities are equal27 If a die is tossed twice the probability of getting a 3 on both tosses is:A. 1/4B. 1/36C. 1/12D. 1/6E. 1/2528 An instrument store gives a 10% discount to all students off the original cost of aninstrument. During a back to school sale an additional 15% is taken off the discountedprice. Julie, a student at the local high school, purchases a flute for $306. How much diditoriginally cost?A. $325B. $375C. $400D. $408E. $42529 If y(x-1)=z then x=A. y-zB. z/y + 1C. y(z-1)D. z(y-1)E. 1-zy30 Which of the following values is NOT equal to 34(58+9)?A. 34 x 67B. 58(34+9)C. 34 x 58 + 34 x 9D. 1,972 + 306E. (9 + 58) 3431 Two angles of a triangle measure 15 and 85 . What is the measure for thethird angle?A. 50B. 55C. 60D. 80E. 9032 If 5 ounces is equal to 140 grams, then 2 pounds of ground meat is equal tohow many grams?A. 863B. 878C. 896D. 915E. 93233 Which year did the most children take swimming lessons?A. 1990B. 1991C. 1992D. 1994E. 199534 Between which year did the largest decrease in children taking swimminglessons occur?A. 1990-1991B. 1991-1992C. 1992-1993D. 1993-1994E. 1994-199535 What was the average number of children taking swim lessons from 1990 to 1995?A. 250B. 308C. 385D. 450E. 1,85036 Which of the following is equal to 5.93 x 10-2?A. 0.0593B. 0.00593C. 593D. 5930E. 5930037 On a Map, 1 inch represents 20 miles. The distance between 2 towns is 6 1/5inches. Howmanymiles are actually between the two towns?A. 65 milesB. 84 milesC. 124 milesD. 138 milesE. 145 miles38 How many cubed pieces of fudge that are 3 inches on an edge can be packed intoa Christmas tin that is 9 inches deep by 12 inches wide by 8 inches high withthe lid still being able to be closed?A. 18B. 24C. 32D. 36E. 4339 Sarah is twice as old as her youngest brother. If the difference between theirages is 15 years. How old is her youngest brother?A. 10B. 15C. 20D. 25E. 3040 Which of the following fractions is equal to 5/6?A. 20/30B. 15/24C. 25/30D. 40/54E. 2/741 What will it cost to tile a kitchen floor that is 12 feet wide by 20 feet longif the tile cost $8.91 per square yard?A. $224.51B. $237.60C. $246.55D. $271.38E. $282.3242 In a writing competition, the first place winner receives of the prizemoney. The second runner up receives of what the winner won. What was thetotal amount of prize money distributed if the winner receives $6,000?A. $6,000B. $8,500C. $12,000D. $15,000E. $18,50043 You are lying 120 ft away from a tree that is 50 feet tall. You look up at