12) A number divided by -11 A) -11/ x B) -1 1x C) x/ -11 D)x - (-11) E. None of the above 13) Negative thirteen decreased by 3 times a number A) 13- 3x B)-13- 3x C)3x-(-13) D)13+ 3x E. None of the above 14) The sum of -9 and a number A)-9- X B) - 9+ x C)9 + x D)-9x E. None of the above 15) Eleven subtracted from a number A)1 1- x B)1 1x - 11 C) x 11 DJx - 11 E. None of the above 16) The quotient of 40 and the product of a number and -8 A) (40 /x) - 8 B) -320x C) 40 /-8x D) -8X /40 E. None of the above 17) Twice a number, decreased by 58 A) 2(x - 58) B)2x - 58 C)2x + 58 D)2(x + 58) E. None of the above 18) A number subtracted from -20 A)-20x B) -20+ x C)x - (-20) D)-20- X E. None of the above 19) Five times the sum of a number and -23 A) 5+ x+ (-23) B)5x - (-23) C)5x + (-23) D)5[x + (-23)] E. None of the above 20) A number added to -6 amounts to-33. A)-6 - 33=X B) -6+ x =-33 C)x + -6=-33 D)x = -6+ 33 E. None of the above 21) Seven times the difference of 15 and a number equals-56. A) 7(x - 15) = -56 B) 7(15) - X = -56 C)7x - 15=-56 D)7(15- x) = -56 E. None of the above 22) Seven subtracted from three times a number is44. A) 7 (3 - X) =44 B)3x - 7=44 C)3(x - 7) =44 D) 7 - 3x =44 E. None of the above 23) Twice the sum of a number and -38amounts to20. A)2 + x + (-38) =20 B)x + 2(-38) =20 C)2x + (-38)=20 D)2[x + (-38)] =20 E. None 24) The quotient of 20 and a number equals 10. A) 20 /x =10 B)20x =10 C)20- x =10 D) x /20 =10 E. None of the above 25) The product of 5 and a number is the same as 28 less twice that same number. Find the number. A) 4 B) 14 C)-14 D)-4 E. None of the above26.61 57 53 45 41 A. 52 B. 51 C. 49 D. 47 E. None of the above 27. Use the pattern to find the units digit of 412 41:4 42:16 43:64 442256 4521,024 A. 2 B. 4 C. 6 D. 18 E. None of the above 28 . Determine the ones digit of 4 2\" A. 2 B. 4 C. 6 D. 8 E. None of the above 29. Determine the 180 places to the right of the decimal point in the decimal representation 7/27. A. 0 B. 2 C. 5 D. 9 E. None of the above 30A baseball team won two out of their last four games. In how many different orders could they have two wins and two losses in four games? A. 2 B. 4 C. 6 D. 8 E. None of the above 31. The observation which occurs most frequently in a sample is the (A) median (B) mean deviation (C) standard deviation (D) mode E. None 32. What is the median ofthe sample 5,5, 11,9, 8,5, 8 ? (A) 5 (B) 6 (C) 8 (D) 9 E. None of the above Items 33 - 34 refer to the information below. The following scores were obtained by eleven footballers in a goal-shoot competition: 5 ,3 ,6 ,8 ,7 ,8 ,3 ,11 ,6 ,3 ,2 33. The modal score was (A) 3 (B) 6 (C) 8 (D) 11 E. None of the above 34. The median score was (A) 3 (B) 6 (C) 8 (D) 11 E. None of the above 35. The mean of ten numbers is 58. If one of the numbers is 40, what is the mean of the other nine? (A) 18 (B) 60 (C) 162 (D) 540 E. None of the above 36. The mean of 11 numbers is 7. One of the numbers, 13, is deleted. What is the mean of the remaining 10 numbers? (A) 7.7 (B) 6.4 (C) 6.0 (D) 5.8 E. None ofthe above 37.The 'mean' is a. a set of something (e. g., students, stars, elephants, etc.). b. a specic type of graph