# IMO Level 1- Mathematics Olympiad (SOF) Class 7: Questions 252 - 256 of 1022

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## Question 252

### Question

MCQ▾

In the figure AB is parallel to DC. Which of the following statement is true?

### Choices

Choice (4)Response

a.

b.

c.

d.

## Question 253

### Question

MCQ▾
 175 70

The diagram above contains 13 boxes. The numbers in the second and the twelfth boxes are respec- tively 175 and 70. Fill up the boxes with natural numbers such that

1. Sum of all numbers in all the 13 boxes is 2015,
2. Sum of the numbers in any three consecutive boxes is always the same.

The solution must contain the steps how you arrive at the numbers.

### Choices

Choice (4)Response

a.

207

b.

208

c.

210

d.

212

## Question 254

### Question

MCQ▾

In the figure, ABCD is a rhombus and CGEF is a square. Find X.

### Choices

Choice (4)Response

a.

b.

c.

d.

## Question 255

### Question

MCQ▾

S: If two lines r and m intersect to each other. then the vertically opposite angles are equal.

T: Sum of all angles around a point is

Which of the following statement is true?

### Choices

Choice (4)Response

a.

S and T are false

b.

S is true and T is false

c.

T is true and S is false

d.

S and T are true

## Question 256

### Question

MCQ▾

To construct a triangle how many independent measurements are required ________.

### Choices

Choice (4)Response

a.

6

b.

5

c.

2

d.

3