Self Studies
Self Studies
Self Studies
Self Studies
Selfstudy
Selfstudy

Data Handling Test - 7

Result Self Studies

Data Handling Test - 7
  • Score

    -

    out of -
  • Rank

    -

    out of -
TIME Taken - -
Self Studies

SHARING IS CARING

If our Website helped you a little, then kindly spread our voice using Social Networks. Spread our word to your readers, friends, teachers, students & all those close ones who deserve to know what you know now.

Self Studies Self Studies
Weekly Quiz Competition
  • Question 1
    1 / -0
    In a school, Rahul surveyed 14 students about their favourite professional sports. Of the students surveyed, 2 said that basketball was their favourite sport. What is the probability that the next student Rahul talked to would pick basketball as their favourite sport?
    Solution
    P(Basketball) =

    =

    =
    So, P(Basketball) =
  • Question 2
    1 / -0
    Directions: Study the following information and answer the question.

    During 'Fitness Day' at school, Sukhjinder and her classmates took part in a pull-up competition, keeping track of the results.


    How many people were able to do more than 50 pull-ups during the competition?
    Solution
    Number of people who did 51-60 pull-ups = 7
    Number of people who did 61-70 pull-ups = 6
    Total = 7 + 6 = 13
  • Question 3
    1 / -0
    Directions: Study the following information and answer the question.

    During 'Fitness Day' at school, Sukhjinder and her classmates took part in a pull-up competition, keeping track of the results.



    What is the difference between the number of people who did 51-60 pull-ups and who did 31-40 pull-ups?
    Solution
    Number of people who did 51-60 pull-ups = 7
    Number of people who did 31-40 pull-ups = 1
    Difference = 7 - 1 = 6
  • Question 4
    1 / -0
    Directions: Study the following information and answer the question.

    During 'Fitness Day' at school, Sukhjinder and her classmates took part in a pull-up competition, keeping track of the results.



    How many total people took part in the competition?
    Solution
    Number of people in:
    1-10 = 4
    11-20 = 2
    21-30 = 3
    31-40 = 1
    41-50 = 3
    51-60 = 7
    61-70 = 6
    Total = 4 + 2 + 3 + 1 + 3 + 7 + 6 = 26
  • Question 5
    1 / -0
    If a dice is rolled twice, then what is the probability that their sum is more than 10?
    Solution
    Number of possible outcomes when the dice rolled twice = 36

    Favourable outcomes if the sum is more than 10 = (6,6) (5,6) and (6,5)

    Number of favourable outcomes = 3

    Probability =

    Probability = =
  • Question 6
    1 / -0
    Directions: Study the following information and answer the question.

    Students at Sacred Heart Senior Secondary School wrote and submitted poems for a district-wide writing contest.



    How many students wrote at least 2 poems?
    Solution
    Find the rows for 2, 3, 4, 5, and 6 poems.

    Add the frequencies for these rows.

    Add: 18 + 7 + 11 + 10 + 9 = 55

    55 students wrote at least 2 poems.
  • Question 7
    1 / -0
    Directions: Study the following information and answer the question.

    Teachers of Greenland School asked 220 students to name their favourite dessert.


    How many students chose biscuits and ice cream as their favourite desert?
    Solution
    Percentages of students who chose biscuits = 30%

    Percentages of students who chose ice cream = 15%

    Total = 30% + 15% = 45%

    Number of students who chose biscuits and ice cream as their favourite desert = 45% of 220

    =
  • Question 8
    1 / -0
    Directions: Study the following information and answer the question.

    Teachers of Greenland School asked 220 students to name their favourite dessert.


    How many more students like brownies than frozen yoghurt?
    Solution
    Number of students who like frozen yoghurt = 5% of 220 =

    Number of students who like brownies = 25% of 220 =

    Difference = 55 - 11 = 44
  • Question 9
    1 / -0
    Sindhi Bakery recently sold 20 pies, of which 8 were cherry pies. What is the probability that the next pie sold would be a cherry pie?
    Solution
    Number of cherry pies = 8

    Total number of cherry pies = 20

    Probability that the next pie sold would be a cherry pie,

    P =

    =

    =
    So, P(Cherry pie) =
  • Question 10
    1 / -0
    Konark is ordering a Subway sandwich for lunch. He can have turkey, mushrooms, or black beans as the filling. The bread choices are poppy seed, wheat, sesame seed, and onion. How many different combinations can Konark order?
    Solution
    There are 3 filling choices and 4 bread choices.

    Multiply to find the number of possible combinations:

    3 × 4 = 12

    There are 12 combinations.
  • Question 11
    1 / -0
    The difference between the upper or lower class limits of consecutive classes is called
    Solution
    The difference between the upper or lower class limits of consecutive classesis called class width.
  • Question 12
    1 / -0

    Directions For Questions

    Directions: Study the graph carefully and answer the question given below it.

    ...view full instructions

    In which year was the increase in the number of doctors over the preceding year highest?
    Solution
    In 2013, increase over the preceding year = (500 - 350) = 150
    In 2016, it is: (300 - 200) = 100
    Therefore, in 2013, there was the highest increase in the number of doctors over the preceding year.
  • Question 13
    1 / -0

    Directions For Questions

    Directions: Study the graph carefully and answer the question given below it.

    ...view full instructions

    The number of doctors in 2016 was approximately how many times the number of doctors in 2014?
    Solution
    Number of doctors in 2016 = 200
    Number of doctors in 2014 = 400
    Required number =
    Hence, the number of doctors in 2016 was approximately times the number of doctors in 2014.
  • Question 14
    1 / -0

    Directions For Questions

    Directions: Study the graph carefully and answer the question given below it.

    ...view full instructions

    The increase in the number of doctors in 2013 was what percent of the number of doctors in 2012?
    Solution
    Number of doctors in 2013 = 500
    Number of doctors in 2012 = 350
    Increase = 500 - 350 = 150
    Required percentage = = 42.85%
  • Question 15
    1 / -0

    Directions For Questions

    Directions: Study the graph carefully and answer the question given below it.

    ...view full instructions

    The number of doctors in 2016 was approximately what percent of the average number of doctors for the given years?
    Solution
    Total number of doctors in all the years = 350 + 500 + 400 + 400 + 200 + 300 = 2150
    Average = = 358.33 = 358 (approx.)
    Number of doctors in 2016 = 200
    Required percentage = %
  • Question 16
    1 / -0
    In a company, only 52 out of 80 employees can complete a project. What is the probability of the employees who do not complete the project?
    Solution
    Total number of employees = 80
    Number of employees who do not complete the project = 80 – 52 = 28

    Required probability == 0.35
  • Question 17
    1 / -0
    There are 6 tops of different colours (red, blue, black, white, green and pink). If one top is selected randomly, what is the probability that it is a blue top?
    Solution
    Total number of tops = 6
    Number of blue top = 1
    Required probability =
  • Question 18
    1 / -0
    Jodhvir earns Rs. 25,000 per month. The central angle of the sector representing the amount he saves per month on a pie chart is 40°. Find the amount he saves per month.
    Solution
    Monthly salary of Jodhvir = Rs. 25,000

    Central angle that represents the amount he saves per month = 40°

    Amount he saves per month =
    =

    = Rs. 2777.78
  • Question 19
    1 / -0
    Simmu has 5 blue, 4 black, 6 green and 5 red balls of same size in a bag. He takes out a ball from the bag at random. What is the probability that the chosen ball is of green colour?
    Solution
    Total number of balls = 5 + 4 + 6 + 5 = 20
    Number of green balls = 6
    Probability of choosing a green ball ==
  • Question 20
    1 / -0
    There are 9 pink, 6 white, 5 blue and 4 black bags in a shop. If a customer selects one bag at random, what is the probability that the selected bag is white?
    Solution
    Total number of bags = 9 + 6 + 5 + 4 = 24
    Number of white bags = 6

    Required probability = =
  • Question 21
    1 / -0
    Directions: Study the following pie chart carefully and answer the question.

    The given pie chart shows the percentages of various expenses of a firm.



    If the income of the firm is Rs. 50,000, then what will be the total expense on raw material and provisions?
    Solution
    Income = 50,000

    Expense on raw material = 40% of 50,000 = Rs. 20,000

    Expense on provisions = 15% of 50,000 = Rs. 7,500

    Total expense = Rs. 27,500
  • Question 22
    1 / -0
    Directions: Study the following pie chart carefully and answer the question.

    The given pie chart shows the percentages of various expenses of a firm.



    If the income of the firm is Rs. 50,000, then what will be the ratio of the expense on insurance to the expense on electricity?
    Solution
    Total income = Rs. 50,000

    Expense on insurance = 8% of 50,000 = Rs. 4000

    Expense on electricity = 10% of 50,000 = Rs. 5000

    Required ratio = 4000 : 5000 or 4 : 5
  • Question 23
    1 / -0
    Directions: Study the following bar graph carefully and answer the questions given below it.

    The bar graph below shows the number of employees in a firm from different states and territories of India.



    (a) How many employees are there in the company?
    (b) What is the ratio of the number of employees from Punjab to that of employees from Kerala?
    (c) The number of employees from Haryana is what percent more than that of employees from West Bengal?
    Solution
    (a) Total number of employees = 50 + 60 + 40 + 45 + 35 + 65 = 295

    (b) Number of employees from Punjab = 50
    Number of employees from Kerala = 65
    Required ratio = 50 : 65 = 10 : 13

    (c) Number of employees from Haryana = 60
    Number of employees from West Bengal = 35
    Difference = 60 - 35 = 25

    Required % = = 41.66%
  • Question 24
    1 / -0
    Consider the following data:

    63, 59, 78, 85, 91, 52, 68, 80, 88, 51, 77, 92, 100, 95, 54, 71, 66, 82, 55, 90, 70, 60, 53, 67, 75, 86, 64, 74, 89, 99

    Which of the following is/are the correct table(s) of frequency distribution for the given data?



    Solution
    Neither I nor II is the correct table.
    The correct frequency table for the given data is as follows:

  • Question 25
    1 / -0
    Directions: Study the following pie chart carefully and answer the questions given below it.

    The pie chart below represents the percentages of different protein items taken by a weightlifter in a day.



    What is the ratio of banana to cheese?
    Solution
    Intake of banana = 18%

    Intake of cheese = 30%

    Required ratio = 18% : 30%

    = = or 3 : 5
Self Studies
User
Question Analysis

  • Correct -

  • Wrong -

  • Skipped -

My Perfomance
  • Score

    -

    out of -
  • Rank

    -

    out of -
Re-Attempt Weekly Quiz Competition
Self Studies Get latest Exam Updates
& Study Material Alerts!
No, Thanks
Self Studies
Click on Allow to receive notifications
Allow Notification
Self Studies
Self Studies Self Studies
To enable notifications follow this 2 steps:
  • First Click on Secure Icon Self Studies
  • Second click on the toggle icon
Allow Notification
Get latest Exam Updates & FREE Study Material Alerts!
Self Studies ×
Open Now