BBA Examination Dec.-2023: Arithmetic Aptitude
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Questions and Answers

How many more boys than girls are there in college 3?

  • 812
  • 792
  • 822
  • 802 (correct)

    • What is the average number of girls in all the colleges?

  • 1487
  • 1485 (correct)
  • 1492
  • 1483

    • Which college has the minimum number of boys?

  • 3
  • 6
  • 2
  • 5 (correct)

    • What percentage of boys in college 4 are the boys in college 1?

    <p>69%</p> Signup and view all the answers

    If the number of boys in each college is reduced by half, how many girls will be there in all the colleges together?

    <p>15280</p> Signup and view all the answers

    If the side of a square is increased by 25%, what is the percentage increase of its area?

    <p>156.25</p> Signup and view all the answers

    What is the banker’s discount if the true discount on a bill of Rs. 540 is Rs. 90?

    <p>Rs. 180</p> Signup and view all the answers

    Identify the type of function f(x) = x² + 4n + 4.

    <p>even</p> Signup and view all the answers

    Which of the following numbers is irrational?

    <p>√7</p> Signup and view all the answers

    Given the statement 'Some actors are singers. All the singers are dancers,' what can be concluded?

    <p>Only (1) conclusion follows</p> Signup and view all the answers

    What is the larger number if the H.C.F. of two numbers is 23 and their other factors of LCM are 13 and 14?

    <p>345</p> Signup and view all the answers

    How long will a train take to pass a platform of 650 m if it is 240 m long and passes a pole in 24 seconds?

    <p>100 seconds</p> Signup and view all the answers

    What is the speed of each train in km/hr if two trains, each 120 meters long, cross each other in 12 seconds?

    <p>36</p> Signup and view all the answers

    What will be the third digit of the second lowest number when the first and third digits of each number are interchanged?

    <p>7</p> Signup and view all the answers

    What is the difference between the second digit of the lowest number and the second digit of the highest number in the list?

    <p>2</p> Signup and view all the answers

    How many times do the hands of a clock meet at right angles in one day?

    <p>44</p> Signup and view all the answers

    What is the number of rows and columns in the given matrix: | 8 | | - | | 9 | | 10 | | 11 |?

    <p>4 rows 1 column</p> Signup and view all the answers

    Which classification fits the matrix | 5 | -1 | | 4 | 2 | | 3 |?

    <p>Column Matrix</p> Signup and view all the answers

    How can the matrix | 1 | 0 | 0 | | 0 | 1 | 0 | | 0 | 0 | 1 | be classified?

    <p>Identity Matrix</p> Signup and view all the answers

    What is the result of the matrix addition A + B where A = [5 4] [3 2] and B = [1 0] [2 5]?

    <p>[6 4] [5 7]</p> Signup and view all the answers

    What is the result of [A - B] where A = [5 4] [3 2] and B = [1 0] [2 5]?

    <p>[4 4] [1 -3]</p> Signup and view all the answers

    Which ratio is greater between 3:4 and 4:5?

    <p>4:5</p> Signup and view all the answers

    When does the inverse of a matrix exist?

    <p>|A|&gt;0</p> Signup and view all the answers

    Calculate the value of ⁵C₄ + ²C₁.

    <p>9</p> Signup and view all the answers

    Which law is not true for matrix addition?

    <p>Distribution Law</p> Signup and view all the answers

    If x:7::5:4, what is the value of x?

    <p>6.25</p> Signup and view all the answers

    What is the ratio of passed to failed candidates if 50 passed and 10 failed?

    <p>5:1</p> Signup and view all the answers

    What principal amount will yield Rs. 33,075 in two years at 5% compound interest?

    <p>20,000₹</p> Signup and view all the answers

    What is the simple interest on Rs. 8,000 for 6 years at an annual rate of 5%?

    <p>₹2400</p> Signup and view all the answers

    What is the value of ¹¹P₄?

    <p>5040</p> Signup and view all the answers

    How many ways can the word 'BANKER' be rearranged?

    <p>720</p> Signup and view all the answers

    What is the total number of students in a class if the ratio of boys to girls is 1:3 and there are 11 boys?

    <p>44</p> Signup and view all the answers

    If 36 men can complete a piece of work in 25 days, how many days will it take for 15 men to complete the same work?

    <p>60 days</p> Signup and view all the answers

    What is the value of $^{10}C_{6}$?

    <p>120</p> Signup and view all the answers

    What is the profit percentage if a watch is bought for Rs. 80 and sold for Rs. 120?

    <p>50%</p> Signup and view all the answers

    How can the set P={x:x∈N, x<6} be correctly represented?

    <p>P={1,2,3,4,5}</p> Signup and view all the answers

    If A={1,2,3,4,5}, B={4,5,6,7,8}, and C={7,8,9,10}, what is the result of AU(BUC)?

    <p>{1,2,3,4,5,6,7,8}</p> Signup and view all the answers

    If Aman took a loan of ₹18,000 for 5 years with a total interest of ₹3,600, what is the rate of interest per annum?

    <p>5%</p> Signup and view all the answers

    What is the result of the matrix multiplication AB where A = [1 2] and B = [-2 1; 2 4]?

    <p>[6 9; -2 2]</p> Signup and view all the answers

    Is matrix A = [1 -1 2 3] comfortable for the product with matrix B = [0 1; 2 3]?

    <p>No</p> Signup and view all the answers

    What is the determinant of the matrix [3 1; 5 6]?

    <p>13</p> Signup and view all the answers

    What is the central angle of the girls in school B if there are 594 girls in total?

    <p>64.8°</p> Signup and view all the answers

    How much more are the total girls in school 'D' compared to school 'E'?

    <p>264</p> Signup and view all the answers

    What is the total number of girls in schools 'A' and 'D' together?

    <p>1408</p> Signup and view all the answers

    If the ratio of girls to boys in school F is 9:8, what is the total number of students in that school?

    <p>561</p> Signup and view all the answers

    What percentage less is the total number of girls in school 'C' compared to school 'A'?

    <p>25%</p> Signup and view all the answers

    Study Notes

    BBA Examination, Dec.-2023, Arithmetic Aptitude

    • Examination Details

      • Code: BBA-501
      • Maximum Marks: 75
      • Time: 2 Hours

    • Instructions

      • Do not open the booklet until instructed.
      • Answer all 100 questions on the OMR sheet, not in the booklet.
      • All questions carry equal marks.
      • Carefully review the question booklet and OMR sheet before proceeding.
      • Replace faulty booklets immediately.

    • Question type examples (page 2-5):

      • Ratio comparison (e.g., 3:4 and 4:5)
      • Matrix operations (inverse, addition)
      • Simple interest calculation
      • Ratio of passed/failed candidates
      • Finding the value of variables
      • Compound interest calculation

    • Specific formulas/concepts (page 4):

      • Compound interest formula: Amount = P (1 + R/100)^t

    • Question type examples (page 6-7):

      • Calculating simple interest
      • Finding the ratio of numbers
      • Finding the value of variables
      • Calculating ages based on ratios
      • Prime numbers (least prime)

    • Question type examples (page 8-9):

      • Finding angles on a clock
      • Determining how many times the clock hands make a right angle
      • Finding numbers for specific tasks/situations

    • Question type examples (page 10):

      • Finding Highest Common Factor (HCF) of numbers
      • Number ratios and Least Common Multiple (LCM)

    • Question type examples (page 11):

      • Speed problems (train, boat, man)
      • Solving problems involving speed and time
      • Finding the speed of a boat in still water
      • Calculating time taken to travel a certain distance

    • Question types (page 12-13):

      • Determining directions
      • Seating arrangements in a circle
      • Finding who is to the left/right of or from someone

    • Question type examples (page 14-15):

      • Finding differences between digits of numbers
      • Finding frequency/number of times hands of clock make a right angle in a day
      • Finding rows & columns in matrices

    • Question types (page 16-17):

      • Finding total girls in a school
      • Finding percentage differences in total students
      • Ratio/proportion problems involving the different categories

    • Question types (page 18):

      • Household appliances percentage, graphs
      • Finding more people using T.V. vs. car
      • Percentage increase in car users

    • Question types (page 19):

      • Total number of students
      • Average number of girls in colleges
      • Boys and girls percentage

    • Question types (page 20):

      • Finding percentage of boys in college
      • Number of students in proportion
      • Finding the value of a variable

    • Question types (page 21):

      • Matrix operations
      • Co-factors
      • Determining what needs to added to a number in problem

    • Question types (page 22):

      • Determining the total number of girls in different categories/colleges

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    Related Documents

    BBA Examination, Dec.-2023 Arithmetic Aptitude PDF

    Description

    Test your knowledge and skills in arithmetic aptitude with this BBA-501 examination set for December 2023. Covering topics like interest calculations, ratios, and matrix operations, this quiz will challenge you on a range of quantitative reasoning questions. Prepare to excel with 100 questions designed to assess your aptitude effectively.

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