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Data Sufficiency GMAT Problems

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- 1. Practice Questions Courtesy: www.mba.com Powered by: Success Prep www.successprep.com
- 2. Practice Questions Courtesy: www.mba.com 01 Is x less than 20 ? (1) The sum of x and y is less than 20 (2) y is less than 20 Visit%h'p://goo.gl/U8LA95%for%over%400%Video%Solu>ons%of%The%Oﬃcial%GMAT%Review%Textbook
- 3. Practice Questions Courtesy: www.mba.com 02 measure of angle PQR (1) The measure of angle QPR is 30o (2) The sum of the measures of angles PQR and PRQ is 150o P S R Q
- 4. Practice Questions Courtesy: www.mba.com 03 Over a certain time period, did the number of shares of stock in (1) Over the time period, the ratio of the number of shares of stock to the total number of shares of stocks and bonds in (2) Over the time period, the total number of shares of stock Visit%h'p://goo.gl/U8LA95%for%over%400%Video%Solu>ons%of%The%Oﬃcial%GMAT%Review%Textbook
- 5. Practice Questions Courtesy: www.mba.com 04 A certain list consists of several different integers. Is the product of all the integers in the list positive ? (1) The product of the greatest and smallest of the integers in the list is positive (2) There is an even number of integers in the list
- 6. Practice Questions Courtesy: www.mba.com 05 The cost of each adults' ticket for a certain concert was $30, and the cost of each child's ticket for the concert was $24. If Hannah purchased tickets for this concert, what was the average (arithmetic mean) cost per ticket ? (1) Hannah purchased twice as many children's tickets as adults' tickets (2) Hannah purchased 4 children's tickets Visit%h'p://goo.gl/U8LA95%for%over%400%Video%Solu>ons%of%The%Oﬃcial%GMAT%Review%Textbook
- 7. Practice Questions Courtesy: www.mba.com 06 If n is a positive integer and r is the remainder when n2 - 1 is divided by 8, what is the value of r ? (1) n is odd. (2) n is not divisible by 8.
- 8. Practice Questions Courtesy: www.mba.com 07 A certain movie depicted product A in 21 scenes, product B in 7 scenes, product C in 4 scenes and product D in 3 scenes. The four product manufacturers paid amounts proportional to the number of scenes in which their product was depicted in the movie. If each manufacturer paid x dollars per scene, how much did the manufacturer of product D pay for this advertising? (1) The manufacturers of products A and B together paid a total of $560,000 for this advertising (2) The manufacturer of product B paid $60,000 more for this advertising than the manufacturer of product C paid Visit%h'p://goo.gl/U8LA95%for%over%400%Video%Solu>ons%of%The%Oﬃcial%GMAT%Review%Textbook
- 9. Practice Questions Courtesy: www.mba.com 08 If k is a line in the xy-plane, what is the slope of k? (1) The x-intercept of k is 2 (2) The y-intercept of k is 3
- 10. Practice Questions Courtesy: www.mba.com 09 One member of a committee of 5 men and 8 women resigned and was not replaced. What fraction of the remaining members were men? (1) 7 of the remaining members were women 12 (2) The member who resigned was a woman Visit%h'p://goo.gl/U8LA95%for%over%400%Video%Solu>ons%of%The%Oﬃcial%GMAT%Review%Textbook
- 11. Practice Questions Courtesy: www.mba.com 10 If b is positive, is ab positive ? (1) a2 b > 0 (2) a2 + b = 13
- 12. Practice Questions Courtesy: www.mba.com 11 If w and z are positive, is w < 1 ? z (1) w < z (2) z < 4 Visit%h'p://goo.gl/U8LA95%for%over%400%Video%Solu>ons%of%The%Oﬃcial%GMAT%Review%Textbook
- 13. Practice Questions Courtesy: www.mba.com 12 A certain circular area has its center at point P and has radius 4, and points X and Y lie in the same plane as the circular area. Does point Y lie outside the circular area? (1) The distance between point P and point X is 4.5 (2) The distance between point X and point Y is 9
- 14. Practice Questions Courtesy: www.mba.com 13 In 1984, a certain union had a total of 15,600 members. Was the percent increase in the total number of members in the union from 1984 to 1985 greater than that from 1985 to 1986 ? (1) From 1984 to 1985, the total number of members in the union increased by 781, and from 1985 to 1986, the total number of members in the union again increased by 781 (2) In 1985, the union had a total of 16,381 members and in 1986, the union had a total of 17,162 members Visit%h'p://goo.gl/U8LA95%for%over%400%Video%Solu>ons%of%The%Oﬃcial%GMAT%Review%Textbook
- 15. Practice Questions Courtesy: www.mba.com 14 What is the greatest integer that is less than t ? (1) t = 9 4 (2) t = -3 2 2( )
- 16. Practice Questions Courtesy: www.mba.com 15 Does set S contain any even numbers (1) There are no prime numbers in S (2) There are no multiples of 4 in S Visit%h'p://goo.gl/U8LA95%for%over%400%Video%Solu>ons%of%The%Oﬃcial%GMAT%Review%Textbook
- 17. Practice Questions Courtesy: www.mba.com 16 Three thousand families live in a certain town. How many families who live in the town own neither a car nor a television set? (1) Of the families who live in the town, 2,980 own a car (2) Of the families who live in the town, 2,970 own both a car and a television set
- 18. Practice Questions Courtesy: www.mba.com 17 What is the value of v3 - k3 ? (1) vk > 0 (2) v - k = 6 Visit%h'p://goo.gl/U8LA95%for%over%400%Video%Solu>ons%of%The%Oﬃcial%GMAT%Review%Textbook
- 19. Practice Questions Courtesy: www.mba.com 18 What is the value of 3n - 4 ? (1) 6n - 10 = 30 (2) n = 20 3 9
- 20. Practice Questions Courtesy: www.mba.com 19 If eleven consecutive integers are listed from least to greatest, what is the average (arithmetic mean) of the eleven integers? (2) The average of the last nine integers is 9 Visit%h'p://goo.gl/U8LA95%for%over%400%Video%Solu>ons%of%The%Oﬃcial%GMAT%Review%Textbook
- 21. Practice Questions Courtesy: www.mba.com 20 (1) The dealer’s cost for the coffee table was $340 the selling price
- 22. Practice Questions Courtesy: www.mba.com 21 Is x + y negative ? (1) x is negative (2) y is positive Visit%h'p://goo.gl/U8LA95%for%over%400%Video%Solu>ons%of%The%Oﬃcial%GMAT%Review%Textbook
- 23. Practice Questions Courtesy: www.mba.com 22 In the triangle ABC above, what is the length of side BC ? (1) Line segment AD has a length 6 (2) x = 36 A 2xo 2xo xo C D B
- 24. Practice Questions Courtesy: www.mba.com 23 cups of pasta. use the next time he prepares this dish ? servings as he did the last time he prepared the dish Visit%h'p://goo.gl/U8LA95%for%over%400%Video%Solu>ons%of%The%Oﬃcial%GMAT%Review%Textbook
- 25. Practice Questions Courtesy: www.mba.com 24 If l and k are lines in the xy-plane, is the product of the slopes of l (1) Line l passes through the origin and the point (1,2). (2) Line k has x-intercept 4 and y-intercept 2.
- 26. Practice Questions Courtesy: www.mba.com 25 (1) 14 and 35 are factors of N (2) N = (25 )(32 )(57 )(76 ) Visit%h'p://goo.gl/U8LA95%for%over%400%Video%Solu>ons%of%The%Oﬃcial%GMAT%Review%Textbook
- 27. Practice Questions Courtesy: www.mba.com 26 In the xy-plane, at what two points does the graph of y = (x + a)(x + b) intersect the x-axis? (1) a + b = -1 (2) The graph intersects the y-axis at (0, -6)
- 28. Practice Questions Courtesy: www.mba.com 27 A store sells milk in cartons of two sizes, one-half gallon and one-quarter gallon. If the store sold a total of 300 cartons of milk yesterday, how many gallons of milk did it sell yesterday? (1) Yesterday the store sold 120 one-quarter gallon cartons of milk (2) Yesterday the store sold 90 gallons of milk in one-half gallon cartons Visit%h'p://goo.gl/U8LA95%for%over%400%Video%Solu>ons%of%The%Oﬃcial%GMAT%Review%Textbook
- 29. Practice Questions Courtesy: www.mba.com 28 A wooden rod is cut into two pieces. What is the length of the longer piece? (1) One of the pieces is 20 inches longer than the other piece longer piece
- 30. Practice Questions Courtesy: www.mba.com 29 If the product of the three digits of the positive integer k is 14, what is the value of k ? (1) k is an odd integer (2) k < 700 Visit%h'p://goo.gl/U8LA95%for%over%400%Video%Solu>ons%of%The%Oﬃcial%GMAT%Review%Textbook
- 31. Practice Questions Courtesy: www.mba.com 30 ANSWER KEY 1. E 2. D 3. C 4. C 5. A 6. A 7. D 8. C 9. D 10. E 11. A 12. C 13. D 14. D 15. E 16. E 17. E 18. D 19. D 20. C 21. E 22. A 23. C 24. C 25. D 26. C 27. D 28. C 29. E Visit%h'p://goo.gl/U8LA95%for%over%400%Video%Solu>ons%of%The%Oﬃcial%GMAT%Review%Textbook

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