# IMO Level 1- Mathematics Olympiad (SOF) Class 10: Questions 414 - 420 of 968

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## Question number: 414

Edit
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

Edit
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

Edit
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

Edit
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.

## Question number: 418

Edit
MCQ▾

### Question

In what ratio is the line segment joining the points is divided by X-axis?

### Choices

Choice (4)Response

a.

1: 1

b.

3: 10

c.

5: 7

d.

7: 8

## Question number: 419

Edit
MCQ▾

### Question

XYZ is an isosceles triangle. If the coordinates of the base are , then the coordinates of the vertex Z can be

### Choices

Choice (4)Response

a.

b.

c.

d.

## Question number: 420

Edit
MCQ▾

### Question

In what ratio is the line segment joining the points is divided by X-axis?

### Choices

Choice (4)Response

a.

1: 3

b.

3: 1

c.

6: 7

d.

7: 6

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