Data Handling [IMO Level 1- Mathematics Olympiad (SOF) Class 7]: Questions 1 - 7 of 58

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Question 1

Data Handling

Question

MCQ▾

The mean of 6 numbers is 36. If one number is included, mean of the numbers becomes 40, and then the included number is ________.

Choices

Choice (4)Response

a.

36

b.

84

c.

64

d.

68

Question 2

Data Handling

Question

MCQ▾

The median value of the given data is

64, 68, 55, 64, 72, 78, 84, 56,45, 88

Choices

Choice (4)Response

a.

88

b.

64

c.

65

d.

66

Question 3

Data Handling

Question

MCQ▾

There are two teams A and B in a football team match. A coin is tossed to decide which team starts the game. The probability that team A will start the game is ________.

Choices

Choice (4)Response

a.

0

b.

1

c.

d.

Question 4

Data Handling

Question

MCQ▾

Mean of first seven even numbers is ________.

Choices

Choice (4)Response

a.

8

b.

9

c.

6

d.

7

Question 5

Data Handling

Question

MCQ▾

The median of the following distribution is ________.

Showing the Table of Size and Occurrence of Some Distribution
Size1234567
Occurrence222527222822.525.7

Choices

Choice (4)Response

a.

1 and 4

b.

2

c.

Only 7

d.

Only 6

Question 6

Data Handling

Question

MCQ▾

Mean of 8 observations was found to be 54. Later on, it was detected that an observation 32 was misread as 23, then the correct mean of the observations is ________.

Choices

Choice (4)Response

a.

48.35

b.

51.152

c.

55.521

d.

55.125

Question 7

Data Handling

Question

MCQ▾

A ludo die is rolled, then the probability that the number of dots on its upper face is less than 4 is ________.

Choices

Choice (4)Response

a.

b.

c.

1

d.

0

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