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
Which class has the highest frequency?
- A20 – 30
- BNone of these
- C10 – 20
- D30 – 40Correct
2
When a die is thrown, total number of possible outcomes is ______.
- A2
- BNone of these
- C36
- D6Correct
3
When a coin is thrown, total number of possible outcomes is ______.
- ANone of these
- B2Correct
- C5
- D6
4
Two dice are thrown, find and number of outcomes.
- ANone of these
- B6
- C12
- D36Correct
5
There are 2 red, 3 blue and 5 black balls in a bag. A ball is drawn from the bag without looking in to the bag. What is the probability of getting a non-red ball?
- ANone of these
- B\(\frac{3}{5}\)
- C\(\frac{2}{5}\)
- D\(\frac{4}{5}\)Correct
6
There are 2 red, 3 blue and 5 black balls in a bag. A ball is drawn from the bag without looking in to the bag. What is the probability of getting a red ball?
- A\(\frac{3}{5}\)
- B\(\frac{1}{5}\)Correct
- CNone of these
- D\(\frac{2}{5}\)
7
There are 2 red, 3 blue and 5 black balls in a bag. A ball is drawn from the bag without looking in to the bag. What is the probability of getting a blue ball?
- A\(\frac{2}{5}\)
- B\(\frac{3}{{10}}\)Correct
- CNone of these
- D\(\frac{3}{5}\)
8
There are 2 red, 3 blue and 5 black balls in a bag. A ball is drawn from the bag without looking in to the bag. What is the probability of getting a black ball?
- A\(\frac{3}{5}\)
- BNone of these
- C\(\frac{1}{2}\)Correct
- D\(\frac{2}{5}\)
9
There are 2 red, 3 blue and 5 black balls in a bag. A ball is drawn from the bag without looking in to the bag. What is the probability of getting a non-blue ball?
- A\(\frac{3}{5}\)
- B\(\frac{2}{5}\)
- C\(\frac{7}{{10}}\)Correct
- DNone of these
10
There are 2 red, 3 blue and 5 black balls in a bag. A ball is drawn from the bag without looking in to the bag. What is the probability of getting a non-black ball?
- A\(\frac{1}{2}\)Correct
- BNone of these
- C\(\frac{3}{5}\)
- D\(\frac{2}{5}\)
11
What is the size of class intervals?
- A25Correct
- B26
- C27
- DNone of these
12
Which class has the highest frequency?
- A250-275
- B225-250
- C200-225Correct
- DNone of these
13
Which class has the lowest frequency?
- ANone of these
- B250-275
- C300-325Correct
- D275-300
14
What is the upper limit of the class interval 250-275?
- A25
- B250
- C275Correct
- DNone of these
15
What is the frequency of class interval 300-325?
- A50
- B20Correct
- C25
- DNone of these