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Class 11 Mathematics Chapter 14 Mathematical Reasoning Quiz 1 (60 MCQs)

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1. About how many people are in the world if nearly 3.4 billion people do not have clean toilets, and this is almost half of everyone?
2. What is the total percent of a pie or circle graph?
3. Potatoes cost 25 per kg and cauliflowers cost 35 per kg. If david had 500 and he bought 4 kg of each, how much money is left with him?
4. What is the next number in the sequence:3, 6, 12, 24, ..... ?
5. Out of a sum of '9200 some amount was lent at the rate of 5% p.a. and the rest at 8% p.a. both earning simple interest. Total interest received after 3 years was ' 1812. The sum (in ') lent at 5% p.a. was:
6. Find HCF of 15x2+8x-12, 3x2 + x-2, 3x2-2x, 9x2-12x + 4
7. An art gallery has 27 paintings for sale, each at a different price. The median price of thepaintings is $ 250.How many of the paintings have a price higher than $ 300?
8. If 1 is subtracted from each odd digit and 1 is added to each even digit in the number 92379654, what will be the sum of the digits which are second from the left and third from the right?
9. If the ratio of three positive number is 3:7:8 and the sum of their squares is 7808, Then find the smallest number among them.
10. Suzy has made a mistake and added 4 teaspoons of baking powder to 5 cups of flour in a recipe that calls for 3 teaspoons of baking soda to 5 cups of flour. In order to not waste the entire batch, she has decided to add flour to get the proper proportion of baking powder to flour. How much flour should she add?
11. Two statement p and q written in the form of 'if p, then q' is known as Quantifiers.
12. 24 id divisible by 4 or 8
13. Pippa had some money. She spent $\frac{1}{3}$ $\frac{1}{2}$
14. If 2 out of 21 typhoons happened in the last week, what percentage of typhoons occurred before the last week?
15. The converse of "if p then q" is
16. Which of the following could be the measures of the three angles of a triangle?
17. The LCM of two numbers is 96, HCF is 12. If one number is 24, find the other.
18. If 4x = 36, find x.
19. 33 < 34 and/dan-6<-7
20. A community is concerned about the high volume of commuter traffic in front of itselementary school between 8:30 A.M. and 9:00 A.M. The numbers of cars that passedwithout dropping off a student during that half hour on consecutive school days are:65, 72, 83, 96, 53, 76, 54, 70, 75, 48, 56.What is the mean (average) of these numbers of cars?
21. A sum of money invested at a certain rate of simple interest per annum amounts to ' 24500 in eight years and to ' 32000 in thirteen years. Find the sum invested.
22. Identify the pattern in the sequence:3, 5, 8, 12, 17, .....
23. Equal, equivalent, both or neither. { 200, 201, 202, 203 } and {200, 201, 202, 203, 204 }
24. Which word is used for conjunction?
25. Which step of the 4-part problem-solving plan involves checking your answer and considering other methods?
26. In a rectangle that has a perimeter of 18 feet with an area of 20 square feet, what are the lengths of the sides of the rectangle?
27. What is the next number in the sequence:2, 4, 6, 8, ..... ?
28. What is the perimeter of a square with side length 4 units?
29. Statement or Not Statement:2x + 1 = 9
30. Maximize z = 3x + y with the following constraints:$x+y\\le300$ $y\\ge100$ $x\\le150$
31. 60 tens is ..... 6 hundreds
32. To create a corral for horses, a rancher plans to enclose an 80-square-meter portion of hisranch with fencing. How many meters of fencing will he need?
33. As the assistant to an industrial engineer, you are reviewing plans to replace 30-gallon water tanks with 110-liter tanks. What is the approximate difference between the capacities of these tanks?
34. For questions 1-3, fill in the missing items.Decimal Percent Fraction2 ..... 45% .....
35. It takes Brian 1 hour and 20 minutes to drive to school. At what time should he leave hometo be at school at 10 P.M.?
36. If a, b, and c are three different numbers, and a minus b equals c, which of the followingstatements must be true?
37. There is only one way to solve a problem.
38. The optimal solution of an LPP always lies at
39. The price of a board game is $ 36. The price of the board game is 3 times as much as the price of a jigsaw puzzle. What is the price of the jigsaw puzzle?
40. Math helps us understanding the world around us by giving us ways to describe it (for example with data).
41. In a survey, the ratio of the number of credit cards held to the number of people was 5.8 to1.If 1421 credit cards were held, how many people were in the survey?
42. How many billion US dollars was President Trump asking for in his lawsuit against the BBC?
43. Which equation represents the number operation below?4 + 6 + 74 + 6 + 74 + 6 + 7
44. The negation of the statement "7 is a prime number" is
45. Bob has 16 red cards and 20 green cards. What is the ratio of Bob's red cards to his green cards:
46. To meet quality control requirements, inspectors examine every 37th item coming off afactory assembly line.How many of the first 500 items coming off the assembly line must be inspected?
47. Have a look at the series:17, 20, 18, 21, 19, 22, ..... What number should come next?
48. Sun is very hot . Is this a statement?
49. Bill gets a shipment of 4 crates with each crate holding 120 pounds of chicken. Bill paid a total of $ 1, 920.00 for the chicken. What was the price per pound of chicken that Bill paid?
50. Which one is a statement
51. If Hans Heysen moved to Adelaide at age 7, how old was he in 1887?
52. In one laboratory, which has equipment that intermittently produces a large amount of heat, you find a wide temperature variation. You record temperatures, ranging from 19$^\circ$C to 30$^\circ$C. What is the approximate difference between these temperatures in degrees Fahrenheit?
53. Which number replaces "?" 3, 6, 12, 24, ?
54. What is the equation of a line parallel to y = 7x + 2 that passes through the point (5, 10)?
55. Sum = 84, HCF = 6, LCM = 168
56. Determine the false statement.
57. Find LCM of 12, 18, and 30.
58. If a train travels 300 miles in 5 hours, what is its speed in miles per hour?
59. All integers are positive integers
60. Which of the following numbers is the second smallest in the group595, 795, 123, 600, 825
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