# IMO Level 1- Mathematics Olympiad (SOF) Class 10: Questions 411 - 417 of 968

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## Question number: 411

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MCQ▾

### Question

Two dice are thrown simultaneously. The probability of getting a total 5,6 or 7 is ________

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 412

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MCQ▾

### Question

The vertices of are. If XP is angle bisector, where P meets on YZ, then coordinates of P are ________

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 413

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MCQ▾

### Question

The mean of five numbers is 18. If one number is excluded, then their mean is 16, the excluded number is ________

### Choices

Choice (4) Response

a.

24

b.

26

c.

25

d.

28

## Question number: 414

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MCQ▾

### Question

Points are joined to form a quadrilateral. What will be the structure of quadrilateral?

### Choices

Choice (4) Response

a.

Pentagon

b.

Hexagon

c.

Cross

d.

Square

## Question number: 415

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MCQ▾

### Question

The average age of 5 teachers is 28 years. If one teacher is excluded the mean gets reduced by 2 years. The age of the excluded teacher is ________

### Choices

Choice (4) Response

a.

36 years

b.

35 years

c.

26 years

d.

33 years

## Question number: 416

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MCQ▾

### Question

Two dice are thrown simultaneously. The probability of getting a doublet or a total of 8 is ________

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 417

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MCQ▾

### Question

When two dice are thrown, the probability of getting a prime number as the sum is ________

### Choices

Choice (4) Response

a.

b.

c.

d.