# IMO Level 1- Mathematics Olympiad (SOF) Class 8: Questions 683 - 690 of 1030

Get 1 year subscription: Access detailed explanations (illustrated with images and videos) to 1030 questions. Access all new questions we will add tracking exam-pattern and syllabus changes. View Sample Explanation or View Features.

Rs. 450.00 or

How to register?

## Question number: 683

MCQ▾

### Question

14321 is divisible by________.

### Choices

Choice (4) Response

a.

3

b.

4

c.

9

d.

None of the above

## Question number: 684

MCQ▾

### Question

On dividing 6740 by a certain number, we get 56 as quotient and 20 as remainder. What is the divisor?

### Choices

Choice (4) Response

a.

126

b.

125

c.

120

d.

121

## Question number: 685

MCQ▾

### Question

The largest natural number by which the product of three consecutive even natural numbers is always divisible is________.

### Choices

Choice (4) Response

a.

96

b.

28

c.

48

d.

18

## Question number: 686

MCQ▾

### Question

If , where A and B are single digit number such that, then the values of A and B are________.

### Choices

Choice (4) Response

a.

4,5

b.

4,4

c.

5,5

d.

None of the above

## Question number: 687

MCQ▾

### Question

If , where A and B are single digit number such that, then the values of B and A are________.

### Choices

Choice (4) Response

a.

4,5

b.

5,4

c.

6,9

d.

9,6

## Question number: 688

MCQ▾

### Question

Euler’s formula for any polyhedron, where F is the number of faces, V stands for number of vertices and E stands for number of edges is

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 689

MCQ▾

### Question

The least value must be given to x so that the number 3128 × 4 is divisible by 8 is________.

### Choices

Choice (4) Response

a.

1

b.

3

c.

4

d.

2

## Question number: 690

MCQ▾

### Question

To draw the graph of a line, the least number of points required is________.

### Choices

Choice (4) Response

a.

Two

b.

Three

c.

Four

d.

One