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GMAT Focus Edition practice questions

211 free questions with answers and explanations.

Practice test
  1. 51.A local coffee shop owner observes that sales of specialty lattes increase significantly during colder months. She concludes that the drop in temperature directly drives the demand for these warm, comforting beverages. Which of the following, if true, would most seriously weaken the coffee shop owner's conclusion?Verbal Reasoning
  2. 52.A pharmaceutical company is developing a new drug to treat a rare disease. Initial trials show that patients taking the drug experienced a 30% reduction in symptoms, while those on a placebo experienced only a 5% reduction. The company concludes that the drug is effective. Which of the following, if true, would be most important to know in evaluating the company's conclusion?Verbal Reasoning
  3. 53.A recent study found that individuals who regularly consume fermented foods, such as yogurt and kimchi, exhibit lower levels of perceived stress and anxiety. The study authors concluded that increasing fermented food intake in the diet can effectively reduce psychological stress. Which of the following, if true, would most strengthen the study's conclusion?Verbal Reasoning
  4. 54.A recent study found that employees who participate in regular mindfulness meditation sessions report significantly lower stress levels and higher job satisfaction compared to those who do not. Based on these findings, a company decides to implement a mandatory mindfulness program for all its employees, expecting a substantial increase in overall productivity. Which of the following, if true, would most seriously weaken the company's expectation?Verbal Reasoning
  5. 55.A local government proposed a mandatory recycling program, arguing it would significantly reduce landfill waste and promote environmental sustainability. Opponents argued that the program would impose an undue burden on residents and businesses without achieving its stated goals. Which of the following, if true, would most strongly support the opponents' argument that the program would not achieve its stated goals?Verbal Reasoning
  6. 56.A local bookstore owner observes that sales of classic literature have significantly increased since a new art gallery opened next door. The owner concludes that the presence of the art gallery encourages people to purchase classic literature. Which of the following, if true, would most seriously weaken the bookstore owner's conclusion?Verbal Reasoning
  7. 57.A pharmaceutical company is developing a new drug to treat a rare disease. Initial trials show that patients taking the drug experienced a statistically significant reduction in disease markers compared to a placebo group. The company concludes that the drug is effective and should be approved. Which of the following, if true, would most seriously call into question the company's conclusion?Verbal Reasoning
  8. 58.A local coffee shop owner observes that sales of classic literature have significantly increased during the past three months. The owner attributes this rise to a new 'Quiet Reading Corner' implemented in the shop, believing it encourages customers to relax and read. Which of the following, if true, would most weaken the owner's conclusion about the 'Quiet Reading Corner'?Verbal Reasoning
  9. 59.A prominent economist argues that a country's recent decline in manufacturing jobs is primarily due to increased automation, not outsourcing. The economist cites data showing a significant increase in robot installations in factories across the country. Which of the following, if true, would most seriously weaken the economist's claim that automation is the *primary* cause?Verbal Reasoning
  10. 60.A recent study found that individuals who regularly consume blueberries score significantly higher on cognitive function tests than those who do not. Researchers concluded that eating blueberries enhances cognitive ability. Which of the following, if true, would most seriously weaken the researchers' conclusion?Verbal Reasoning
  11. 61.A company recently implemented a new policy allowing employees to work remotely two days a week, expecting it to boost employee morale and productivity. After six months, an internal survey showed a slight increase in morale but no significant change in productivity. The company concluded the policy was only partially successful. Which of the following, if true, would provide the strongest reason for the company to reconsider its conclusion about productivity?Verbal Reasoning
  12. 62.A company is considering whether to invest in a new automated customer service system. Proponents argue that the system will significantly reduce labor costs and improve response times, leading to greater customer satisfaction. Which of the following is an unstated assumption on which the argument depends?Verbal Reasoning
  13. 63.A recent article in a popular financial magazine claims that investing in rare collectible items, such as vintage comic books or antique toys, is a superior strategy for long-term wealth accumulation compared to traditional stock market investments. The article supports this claim by citing several anecdotes of individuals who purchased rare items decades ago for very little and later sold them for millions. Which of the following, if true, would most seriously weaken the article's claim?Verbal Reasoning
  14. 64.A recent study found that employees who participate in regular mindfulness meditation sessions report significantly reduced stress levels and increased job satisfaction. Based on these findings, a company plans to implement mandatory daily mindfulness sessions for all employees, expecting a direct increase in overall productivity. Which of the following, if true, most seriously weakens the company's expectation?Verbal Reasoning
  15. 65.A small town relies heavily on its fishing industry. Recently, a new factory opened upstream, and shortly thereafter, local fishermen reported a significant decrease in fish catch. They conclude that the factory's operations are polluting the river and causing the decline in fish populations. Which of the following, if true, would most seriously weaken the fishermen's conclusion?Verbal Reasoning
  16. 66.A company is considering investing in a new automated production line, claiming it will significantly reduce labor costs and increase output. A financial analyst, however, points out that the initial investment for the automated line is substantial and the training required for the remaining human operators will also be costly. The analyst concludes that the company's projection of significant cost savings is overly optimistic. Which of the following, if true, would most strongly support the company's projection?Verbal Reasoning
  17. 67.A city council is debating whether to fund a new initiative to convert all streetlights to LED bulbs. Proponents argue that the energy savings from LEDs will quickly offset the initial installation costs, leading to long-term financial benefits for the city. Opponents counter that the lifespan of LED bulbs is often overstated, and frequent replacements will negate any savings. Which of the following would be most useful for the city council to determine in order to evaluate the financial feasibility of the initiative?Verbal Reasoning
  18. 68.A country has implemented a new policy aimed at reducing its carbon emissions by heavily investing in renewable energy sources. The government expects this policy to not only address climate change but also to stimulate economic growth by creating new jobs in the green energy sector. However, some critics argue that the policy's high initial costs will inevitably lead to a net economic decline. Which of the following, if true, would most strongly suggest that the critics' concern about net economic decline is unwarranted?Verbal Reasoning
  19. 69.A recent article in a popular financial magazine claims that investing in rare collectible items, such as vintage comic books or antique toys, is a superior long-term strategy compared to traditional stock market investments. The article supports this claim by citing impressive returns on several individual collectible items over the past decade. Which of the following would be most useful to know in order to evaluate the article's claim?Verbal Reasoning
  20. 70.A city council is debating whether to fund a new initiative to convert all streetlights to energy-efficient LED bulbs. Proponents argue that the initiative will significantly reduce the city's energy costs and carbon footprint, making it a fiscally and environmentally responsible decision. Which of the following, if true, would most strongly support the city council's decision to fund the initiative?Verbal Reasoning
  21. 71.A new art gallery opened in a city known for its vibrant cultural scene. The gallery owner claims that the gallery will be financially successful because the city has a large population of wealthy art collectors. Which of the following, if true, would most strongly support the gallery owner's claim?Verbal Reasoning
  22. 72.A recent article argues that the adoption of artificial intelligence (AI) in the workplace will inevitably lead to widespread job losses across various sectors. The author supports this claim by citing historical examples of automation displacing workers in manufacturing. Which of the following, if true, most seriously undermines the author's argument?Verbal Reasoning
  23. 73.A production manager observes that the number of defective items produced by a machine is directly proportional to the square of the number of hours the machine operates continuously. If the machine produces 50 defective items when operating for 5 hours, how many defective items will it produce if it operates for 8 hours continuously?Quantitative Reasoning
  24. 74.A chemist needs to create 10 liters of a 40% acid solution. She has two solutions available: Solution A, which is 25% acid, and Solution B, which is 50% acid. How many liters of Solution A must she use?Quantitative Reasoning
  25. 75.A market researcher is conducting a survey. She finds that 60% of respondents like Product X, 50% like Product Y, and 30% like both Product X and Product Y. What percentage of respondents like neither Product X nor Product Y?Quantitative Reasoning
  26. 76.A local charity is organizing a raffle. They are selling tickets numbered from 100 to 999, inclusive. How many unique 3-digit ticket numbers are available for sale?Quantitative Reasoning
  27. 77.A survey of 200 students found that 120 students like coffee, 90 students like tea, and 50 students like neither coffee nor tea. How many students like both coffee and tea?Quantitative Reasoning
  28. 78.A store offers a 20% discount on all items. If a customer uses a coupon for an additional 10% off the discounted price, what is the total effective discount percentage?Quantitative Reasoning
  29. 79.A certain investment grows at an annual rate of 'r' compounded annually. If the investment doubles in 6 years, what is the approximate annual interest rate 'r'?Quantitative Reasoning
  30. 80.A box contains 5 red balls, 3 blue balls, and 2 green balls. If two balls are drawn randomly from the box without replacement, what is the probability that both balls are red?Quantitative Reasoning
  31. 81.A production line has two machines, A and B. Machine A can produce 100 units in 5 hours. Machine B can produce 120 units in 4 hours. If both machines work together, how many units can they produce in 3 hours?Quantitative Reasoning
  32. 82.A certain sum of money is invested at an annual interest rate of 8% compounded quarterly. Approximately how many years will it take for the investment to triple?Quantitative Reasoning
  33. 83.If 'x' and 'y' are positive integers, what is the value of x - y? (Data Sufficiency) (1) x + y = 10 (2) x^2 - y^2 = 20Quantitative Reasoning
  34. 84.A factory produces widgets at a constant rate. Machine A produces 'x' widgets per hour, and Machine B produces 'y' widgets per hour. If Machine A works for 3 hours and Machine B works for 5 hours, they produce a total of 750 widgets. If Machine A works for 5 hours and Machine B works for 3 hours, they produce a total of 850 widgets. What is the production rate of Machine A (widgets per hour)?Quantitative Reasoning
  35. 85.A project team is planning to complete a task. If 3 engineers can complete the task in 12 days, how many days will it take for 9 engineers to complete the same task, assuming they work at the same rate?Quantitative Reasoning
  36. 86.A financial analyst is evaluating a bond that pays an annual coupon of $50. The bond has a face value of $1000 and matures in 5 years. If the current market interest rate for similar bonds is 6%, what is the approximate present value of the bond's future cash flows?Quantitative Reasoning
  37. 87.A production manager is analyzing the defect rate of a manufacturing process. In a sample of 200 items, 10 were found to be defective. If the process is considered to be in control when the defect rate is below 4%, what is the probability that a random sample of 50 items from this process would contain exactly 2 defective items, assuming the observed defect rate holds true?Quantitative Reasoning
  38. 88.A project team has 6 members. If 3 members are to be selected to form a subcommittee, how many different subcommittees can be formed?Quantitative Reasoning
  39. 89.A factory has two production lines, Line P and Line Q. Line P produces 100 units per hour. Line Q produces 150 units per hour. If both lines operate simultaneously, how many hours will it take to produce a total of 1250 units?Quantitative Reasoning
  40. 90.A financial manager is comparing two investment options. Option 1 offers a 7% annual interest rate compounded annually. Option 2 offers a 6.8% annual interest rate compounded semi-annually. Which option provides a higher effective annual interest rate?Quantitative Reasoning
  41. 91.If 'a' and 'b' are integers, is 'a' divisible by 4? (Data Sufficiency) (1) a + b is divisible by 4. (2) b is divisible by 4.Quantitative Reasoning
  42. 92.A caterer is preparing a menu for an event. They offer 3 appetizer choices, 4 main course choices, and 2 dessert choices. If a guest must select one appetizer, one main course, and one dessert, how many different meal combinations are possible?Quantitative Reasoning
  43. 93.A factory produces widgets. The number of widgets produced per hour by machine A is 'x', and by machine B is 'y'. If machine A produces 100 widgets in 5 hours and machine B produces 120 widgets in 4 hours, what is the combined rate of production for both machines working together?Quantitative Reasoning
  44. 94.If 'a' and 'b' are positive integers, and 'a + b' is divisible by 7, is 'a' divisible by 7? (Data Sufficiency) (1) 'b' is divisible by 7. (2) 'b' is not divisible by 7.Quantitative Reasoning
  45. 95.A stock's price increased by 15% in January and then decreased by 10% in February. What was the net percentage change in the stock's price over these two months?Quantitative Reasoning
  46. 96.A manufacturing plant has two machines, A and B, that produce identical parts. Machine A produces 60% of the total parts, and Machine B produces the remaining 40%. The defect rate for Machine A is 3%, and for Machine B is 5%. If a randomly selected part is found to be defective, what is the probability that it was produced by Machine A?Quantitative Reasoning
  47. 97.A car travels from City A to City B at an average speed of 60 km/h and returns from City B to City A at an average speed of 90 km/h. What is the average speed for the entire round trip?Quantitative Reasoning
  48. 98.A civil engineer is designing a rectangular water reservoir. The length of the reservoir is 2 meters more than its width. If the area of the reservoir is 80 square meters, what is the width of the reservoir?Quantitative Reasoning
  49. 99.A data analyst is examining a dataset of customer purchase amounts. The purchases range from $10 to $100. If the analyst wants to categorize these purchases into 6 equally sized bins (intervals), what would be the width of each bin?Quantitative Reasoning
  50. 100.A chef is preparing a special blend of spices. He has three types of spices: Spice A, Spice B, and Spice C. He needs to mix them in the ratio of 3:2:5 by weight, respectively. If he uses 150 grams of Spice A, what is the total weight of the spice blend?Quantitative Reasoning