# IMO Level 1- Mathematics Olympiad (SOF) Class 6: Questions 683 - 690 of 1059

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## Question 683

MCQ▾

A circle has

### Choices

Choice (4)Response

a.

Three lines of symmetry

b.

One line of symmetry

c.

Two lines of symmetry

d.

Infinite lines of symmetry

## Question 684

### Question

MCQ▾

An algebraic expression can be written in statement as

### Choices

Choice (4)Response

a.

a less than 15

b.

a divided by 15

c.

15 less than a

d.

a more than 15

## Question 685

### Question

MCQ▾

Which of the following has the maximum shaded area?

### Choices

Choice (4)Response

a.

(iii)

b.

(ii)

c.

(i)

d.

(i) and (ii)

## Question 686

### Question

MCQ▾

In the value of x is

### Choices

Choice (4)Response

a.

- 48

b.

48

c.

1

d.

- 32

## Question 687

### Question

MCQ▾

If a: b = c: d, then is equal to

### Choices

Choice (4)Response

a.

na: mb

b.

m: n

c.

md: nc

d.

a: b

## Question 688

### Question

MCQ▾

The cloth of 91.54 m can make one dress. Then how many dresses can be made from cloth of 823.9 m?

### Choices

Choice (4)Response

a.

9 dresses

b.

12 dresses

c.

17 dresses

d.

8 dresses

## Question 689

### Question

MCQ▾

The area of a square is numerically double of the perimeter of the square, then the side of square is

### Choices

Choice (4)Response

a.

6

b.

9

c.

8

d.

7

## Question 690

### Question

MCQ▾

Rakhi travelled 4x km on by walk, 2y km by cycle and 9 km by bus. The total distance covered by Rakhi by an algebraic expression is

### Choices

Choice (4)Response

a.

km

b.

km

c.

km

d.

km