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This mock test of Olympiad Test: Data Handling for Class 7 helps you for every Class 7 entrance exam.
This contains 20 Multiple Choice Questions for Class 7 Olympiad Test: Data Handling (mcq) to study with solutions a complete question bank.
The solved questions answers in this Olympiad Test: Data Handling quiz give you a good mix of easy questions and tough questions. Class 7
students definitely take this Olympiad Test: Data Handling exercise for a better result in the exam. You can find other Olympiad Test: Data Handling extra questions,
long questions & short questions for Class 7 on EduRev as well by searching above.

QUESTION: 1

What is the upper limit of the class interval 30 – 40?

Solution:

QUESTION: 2

Which two classes have the same frequency?

Solution:

QUESTION: 3

Which class has the lowest frequency?

Solution:

QUESTION: 4

What is the lower limit of the class interval 40 – 50?

Solution:

Lower limit is the least limit of the class interval. So its 40

QUESTION: 5

What is the size of the class interval?

Solution:

QUESTION: 6

Which class has the highest frequency?

Solution:

QUESTION: 7

When a die is thrown, total number of possible outcomes is ______.

Solution:

QUESTION: 8

When a coin is thrown, total number of possible outcomes is ______.

Solution:

QUESTION: 9

Two dice are thrown, find and number of outcomes.

Solution:

Since two dice are thrown simultaneously total numbers of outcomes are 6*6=36 . We make pairs of it

(1,1) (2,1) (3,1).....(6,1)

: : : ::::: :

(1,6) (2,6) (3,6).....(6,6)

QUESTION: 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-red ball?

Solution:

QUESTION: 11

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?

Solution:

Total number of outcomes = 10

No. of favourable outcomes = 2 red balls

Probability of red balls = No. of favourable outcomes/Total number of outcomes

= 2/10= 1/5

QUESTION: 12

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?

Solution:

QUESTION: 13

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?

Solution:

QUESTION: 14

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?

Solution:

QUESTION: 15

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?

Solution:

The number of black balls =5

Probability of getting black ball = 5/10 = 1/2

Probability of getting a non black ball = 1 - Probability of getting a black ball

= 1 -1/2 = 1/2

QUESTION: 16

What is the size of class intervals?

Solution:

QUESTION: 17

Which class has the highest frequency?

Solution:

QUESTION: 18

Which class has the lowest frequency?

Solution:

QUESTION: 19

What is the upper limit of the class interval 250-275?

Solution:

Upper limit is the largest quantity in the interval. So the upper limit is 275.

QUESTION: 20

What is the frequency of class interval 300-325?

Solution:

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