Class 7 Data Handling CBSE Questions & Answers

Class 7 · Data Handling

This is Mathematics Class 7 Data Handling CBSE Questions & Answers. There are 15 questions in this test with each question having around four answer choices.

Questions & Answers

1
On spinning the wheel, What will be the probability of getting a green (G) sector?
Question 1 figure 1
  • A
    None of these
  • B
    1
  • C
    \(\frac{1}{2}\)
    Correct
  • D
    0
2
On spinning the wheel, What will be the probability of not getting a green (G) sector?
Question 2 figure 1
  • A
    None of these
  • B
    1
  • C
    \(\frac{1}{2}\)
    Correct
  • D
    0
3
A bag has 10 red marbles and 6 blue marbles. A marble is drawn from the bag without looking into the bag. What is the probability of getting a blue marble?
  • A
    \(\frac{5}{8}\)
  • B
    \(\frac{1}{8}\)
  • C
    None of these
  • D
    \(\frac{3}{8}\)
    Correct
4
A bag has 10 red marbles and 6 blue marbles. A marble is drawn from the bag without looking into the bag. What is the probability of getting a blue marble?
  • A
    None of these
  • B
    \(\frac{1}{8}\)
  • C
    \(\frac{3}{8}\)
  • D
    \(\frac{5}{8}\)
    Correct
5
What is the lower class limit in the class-interval 200-225?
  • A
    225
  • B
    200
    Correct
  • C
    25
  • D
    None of these
6
What is the upper class limit in the class-interval 200-225?
  • A
    200
  • B
    25
  • C
    225
    Correct
  • D
    None of these
7
The population in a town during the last 4 decades is given in the table. What is the mean population in the town?
Question 7 figure 1
  • A
    None of these
  • B
    96750
    Correct
  • C
    95750
  • D
    97750
8
Find the median of the data set, which shows the heights (in inches) of 10 students in Mr. Brajesh's class. 67, 62, 66, 63, 68, 69, 69, 69, 64 and 79
  • A
    69
  • B
    None of these
  • C
    72
  • D
    67.5
    Correct
9
The heights (in inches) of 10 students in Mr. Tej's class are 64, 59, 63, 60, 65, 66, 66, 66, 61 and 76. Find the range of the heights of the students.
  • A
    17
    Correct
  • B
    15
  • C
    14
  • D
    16
10
Find the mean of the data set. 49, 116, 52, 126, 136, 57, 122, 197, 106, 117
  • A
    109.8
  • B
    107.8
    Correct
  • C
    108.8
  • D
    None of these
11
What is the probability of getting a number 1 through 6?
  • A
    None of these
  • B
    1
    Correct
  • C
    \(\frac{1}{2}\)
  • D
    0
12
__________ can be ‘grouped’ and presented systematically through ‘grouped frequency distribution’.
  • A
    Raw data
    Correct
  • B
    None of these
  • C
    Observation
  • D
    Interval
13
A bag has 4 red balls and 6 yellow balls. A ball is drawn from the bag without looking into the bag. Find the probability of getting a red ball.
  • A
    \(\frac{2}{5}\)
    Correct
  • B
    None of these
  • C
    \(\frac{3}{5}\)
  • D
    \(\frac{1}{5}\)
14
A bag has 4 red balls and 6 yellow balls. A ball is drawn from the bag without looking into the bag. Find the probability of getting a yellow ball.
  • A
    \(\frac{1}{5}\)
  • B
    None of these
  • C
    \(\frac{2}{5}\)
  • D
    \(\frac{3}{5}\)
    Correct
15
Which is the most liked subject?
Question 15 figure 1
  • A
    Science
  • B
    English
  • C
    Art
  • D
    Maths
    Correct