# Statistics & Probability (IMO- Mathematics Olympiad (SOF) Class 10): Questions 52 - 58 of 80

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## Question number: 52

» Statistics & Probability

MCQ▾

### Question

When two dice are thrown, the probability of getting the odds in favour of getting the sum 5 is ________

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 53

» Statistics & Probability

MCQ▾

### Question

The mean weight of a class of 34 students is kg. if the weight of the teacher is included, the mean rises by 500 g. Then the weight of the teacher is ________

### Choices

Choice (4) Response

a.

62 kg

b.

175 kg

c.

64 kg

d.

72 kg

## Question number: 54

» Statistics & Probability

MCQ▾

### Question

The average of 10 number is 60. If one of the numbers is excluded, the mean gets reduced by 10. Then the excluded number is ________

### Choices

Choice (4) Response

a.

165

b.

150

c.

145

d.

155

## Question number: 55

» Statistics & Probability

MCQ▾

### Question

If occur with frequencies respectively, then the arithmetic mean is ________

### Choices

Choice (4) Response

a.

34.26

b.

26.34

c.

62.43

d.

43.62

## Question number: 56

» Statistics & Probability

MCQ▾

### Question

A jar contains 8 Pink cubes, 5 Pink spheres, 6 Orange cubes, and 6 Orange spheres. If you select an object at random, what is the probability that the object is Orange or a cube?

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 57

» Statistics & Probability

MCQ▾

### Question

The mean of is ________

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 58

» Statistics & Probability

MCQ▾

### Question

The average of 6 number is 40. If one of the numbers is excluded, the mean gets reduced by 5. Then the excluded number is ________

### Choices

Choice (4) Response

a.

65

b.

35

c.

55

d.

45