SAT 考试数学练习题.pdf

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1、SAT 考试数学练习题 SAT Math Practice Test 11.Of the following,which is greater than%?A.2/5B.4/7C.4/9D.5/11E.6/132.If an object travels at five feet per second,how many feet does it travel in one hour?A.30B.300C.720D.1800E.180003.What is the average(arithmetic mean)of all the multiples of ten from 10 to 190

2、inclusive?A.90B.95C.100D.105E.1104.A cubical block of metal weighs 6 pounds.How much will another cube of the samemetal weigh if its sides are twice as long?A.48B.32C.24D.18E.125.In a class of 78 students 41 are taking French,22 are taking German and 9 studentsare taking both French and German.How m

3、any students are not enrolled in eithercourse?A.6B.15C.24D.33E.546.If f(x)=|(x2-50)|,what is the value of f(-5)?A.75B.25C.0D.-25E.-757.(42-3)2=A.5-2d6B.5-A/6C.1 -276D.1 N2E.18.230+230+230+230=A.8120B.830C.232D.230E.2269.Amy has to visit towns B and C in any order.The roads connecting these towns wit

4、h herhome are shown on the diagram.How many different routes can she take starting from Aand returning to A,going through both B and C(but not more than once through each)andnot travelling any road twice on the same trip?A.10B.8C.6D.4E.210.In the figure above AD=4,AB=3 and CD=9.What is the area of t

5、riangle AEC?A.18B.13.5C.9D.4.5E.3SAT 考试数学练习题 SAT Math Practice Test 21.Which of the following could be a value of x,in the diagram above?A.10B.20C.40D.50E.any of the above2.Helpers are needed to prepare for the fete.Each helper can make either 2 large cakesor 35 small cakes per hour.The kitchen is a

6、vailable for 3 hours and 20 large cakes and700 small cakes are needed.How many helpers are required?A.10B.15C.20D.25E.303.Jos collection contains US,Indian and British stamps.If the ratio of US to Indianstamps is 5 to 2 and the ratio of Indian to British stamps is 5 to 1,what is the ratio of US toBr

7、itish stamps?A.5:1B.10:5C.15:2D.20:2E.25:24.A 3 by 4 rectangle is inscribed in circle.What is the circumference of the circle?A.2.5nB.3TTC.5nD.4TFE.10IT5.Two sets of 4 consecutive positive integers have exactly one integer in common.Thesum of the integers in the set with greater numbers is how much

8、greater than the sum ofthe integers in the other set?A.4B.7C.8D.12E.it cannot be determined from the information given.6.If f(x)=(x+2)/(x-2)for all integers except x=2,which of the following has the greatestvalue?A.f(-1)B-f(O)C.f(1)D-f(3)E.f(4)A E BD1C7.ABCD is a square of side 3,and E and F are the

9、 mid points of sides AB and BCrespectively.What is the area of the quadrilateral EBFD?A.2.25B.3C.4D.4.5E.68.If n r 0,which of the following must be greater than n?I 2nII n2IH2-nA.I onlyB.II onlyC.I and II onlyD.II and III onlyE.None9.After being dropped a certain ball always bounces back to 2/5 of t

10、he height of itsprevious bounce.After the first bounce it reaches a height of 125 inches.How high(ininches)will it reach after its fourth bounce?A.20B.15C.8D.5E.3.210.n and p are integers greater than 15n is the square of a number75np is the cube of a number.The smallest value for n+p isA.14B.18C.20

11、D.30E.501.The distance from town A to town B is five miles.C is six miles from B.Which of thefollowing could be the distance from A to C?111I11III 7A.I onlyB.II onlyC.I and II onlyD.II and III onlyE.I,II,or III.2.45 percent of 55=A.0.05B.0.25C.0.5D.2.5E.253.If pqr=1 ,rst=0,and spr=0,which of the fol

12、lowing must be zero?A.PB.QC.RD.SE.T65 64=4.5A.1/5B.6/5C.63D.64/5E.645.-20,-16,-12,-8.In the sequence above,each term after the first is 4 greater than the preceding term.Which of the following could not be a term in the sequence?A.0B.200C.440D.668E.7626.If f(x)=x2-3,where x is an integer,which of th

13、e following could be a value of f(x)?I 6II 0III-6A.I onlyB.I and II onlyC.II and III onlyD.I and III onlyE.I,Hand III7.For how many integer values of n will the value of the expression 4n+7 be an integergreater than 1 and less than 200?A.48B.49C.50D.51E.525ABCD438.In the following correctly worked a

14、ddition sum,A,B,C and D represent different digits,and all the digits in the sum are different.What is the sum of A,B,C and D?A.23B.22C.18D.16E.149.12 litres of water a poured into an aquarium of dimensions 50cm length,30cm breadth,and 40 cm height How high(in cm)will the water rise?91 (1 litre=1000

15、cm3)A.6B.8C.10D.20E.4010.Six years ago Anita was P times as old as Ben was.If Anita is now 17 years old,howold is Ben now in terms of P?A.11/P+6B.P/11+6C.17-P/6D.17/PE.11.5P1.If a2=12,then a4=A.144B.72C.36D.24E.162.If n is even,which of the following cannot be odd?ln+3II 3nllln2-1A.I onlyB.II onlyC.

16、Ill onlyD.I and II onlyE.I,Hand III3.One side of a triangle has length 8 and a second side has length 5.Which of thefollowing could be the area of the triangle?I 24II 20III 5A.I onlyB.II onlyC.Ill onlyD.II and III onlyE.I,Hand III4.A certain animal in the zoo has consumed 39 pounds of food in six da

17、ys.If it continuesto eat at the same rate,in how many more days will its total consumption be 91 pounds?A.12B.11C.10D.9E.85.A perfect cube is an integer whose cube root is an integer.For example,27,64 and 125are perfect cubes.If p and q are perfect cubes,which of the following will not necessarilybe

18、 a perfect cube?A.8pB.pqC.pq+27D.-pE.(p-q)66.What is the length of the line segment in the x-y plane with end points at(-2,-2)and(2,3)?A.3B.A/31C.441D.7E.97.n is an integer chosen at random from the set5,7,9,11p is chosen at random from the set(2,6,10,14,18)What is the probability that n+p=23?A.0.1B

19、.0.2C.0.25D.0.3E.0.48.A dress on sale in a shop is marked at$D.During the discount sale its price is reducedby 15%.Staff are allowed a further 10%reduction on the discounted price.If a staffmember buys the dress what will she have to pay in terms of D?A.0.75DB.0.76DC.0.765DD.0.775DE.0.805D9.All the

20、dots in the array are 2 units apart vertically and horizontally.What is the length ofthe longest line segment that can be drawn joining any two points in the array withoutpassing through any other point?A.2B.22C.3D.410E.42010.If the radius of the circle with centre O is 7 and the measure of angle AO

21、B is 100,whatis the best approximation to the length of arc AB?B.10C.11D.12E.13SAT 考试数学练习题第五套 SAT problem solving practice test 51.Sheila works 8 hours per day on Monday,Wednesday and Friday,and 6 hours per dayon Tuesday and Thursday.She does not work on Saturday and Sunday.She earns$324per week.How

22、 much does she earn in dollars per hour?A.11B.10E.7BT7CAx2.ABCD is a parallelogram.BD=2.The angles of triangle BCD are all equal.What is theperimeter of the parallelogram?A.12B.9d3C.9D.8E.3d33.If the product of 6 integers is negative,at most how many of the integers can benegative?A.2B.3C.4D.5E.64.I

23、f a positive integer n,divided by 5 has a remainder 2,which of the following must betrue?I n is oddII n+1 cannot be a prime numberIII(n+2)divided by 7 has remainder 2A.noneB.I onlyC.I and II onlyD.II and III onlyE.I,Hand III5.A solid cube of side 6 is first painted pink and then cut into smaller cub

24、es of side 2.Howmany of the smaller cubes have paint on exactly 2 sides?A.30B.24C.12D.8E.66.Line/contains the points(3,1)and(4,4).If line mis a different line,parallel to line/in the same coordinate plane,which of thefollowing could be the equation of line m?A.y=3x-8B.y=1/3x-3C.y=-3x-8D.y=3x+17.In t

25、he figure above the square has two sides which are tangent to the circle.If the areaof the circle is 4a2T T,what is the area of the square?A.2a2B.4aC.4a2D.16a2E.64a28.A triangle has a perimeter 13.The two shorter sides have integer lengths equal to x andx+1.Which of the following could be the length

26、 of the other side?A.2B.4C.6D.8E.109.A machine puts c caps on bottles in m minutes.How many hours will it take to put capson b bottles?A.60bm/cB.bm/60cC.bc/60mD.60b/cmE.b/60cm10.Paint needs to be thinned to a ratio of 2 parts paint to 1.5 parts water.The painter hasby mistake added water so that he

27、has 6 litres of paint which is half water and half paint.What must he add to make the proportions of the mixture correct?A.1 litre paintB.1 litre waterC.C litre water and one litre paintD.D litre paint and one litre waterE.%litre paintSAT 考试数学练习题第六套 SAT problem solving practice test 61.Which of the

28、following can be used to illustrate that not all prime numbers are odd?A.1B.2C.3D.4E.52.What is the greatest of 3 consecutive integers whose sum is 24?A.6B.7C.8D.9E.103.Considering the positions on the number line above,which of the following could be avalue for x?A.5/3B.3/5C.-2/5D.-5/2E.none4.A pie

29、ce of ribbon 4 yards long is used to make bows requiring 15 inches of ribbon foreach.What is the maximum number of bows that can be made?A.8B.9C.10D.11E.125.How many numbers between 200 and 400 begin or end with 3?A.20B.60C.100D.110E.1206.If f(3)=15 and f(5)=45,which of the following could be f(x)?A

30、.4x+3B.2x2-2xC.2x2-xD.2x2-5E.5x27.PQRS is a parallelogram and ST=TR.What is the ratio of the area of triangle QST tothe area of the parallelogram?A.1 :2B.1 :3C.1 :4D.1 :5E.it cannot be determined8.A picture is copied onto a sheet of paper 8.5 inches by 10 inches.A 1.5 inch margin isleft all around.W

31、hat area in square inches does the picture cover?A.76B.65C.59.5D.49E.38.5Number of accidents 0 1 2 3 4 5 6Number of drivers 17 13 21 4 2 2 19.The table shows the results of a poll which asked drivers how many accidents they hadhad over the previous 5 years.What is the median number of accidents per driver?A.0.5B.1C.1.5D.2E.410.lfV=12R/(r+R),thenR =A.V r/(12-V)B.Vr+V/12C.V r-12D.V/r-1 2E.V(r+1)/12