# IMO Level 1- Mathematics Olympiad (SOF) Class 8: Questions 468 - 473 of 1040

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## Question number: 468

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MCQ▾

### Question

The ratio of areas of two squares, one having triple its diagonals than the other is________.

### Choices

Choice (4) Response

a.

2: 3

b.

2: 9

c.

9: 1

d.

5: 3

## Question number: 469

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MCQ▾

### Question

The ratio of areas of two squares, one having double its diagonals than the other is________.

### Choices

Choice (4) Response

a.

4: 1

b.

9: 1

c.

2: 3

d.

2: 9

## Question number: 470

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MCQ▾

### Question

Three cubes whose edges are 1 cm, 6 cm, and 8 cm respectively are melted without any loss of metal into a single cube. The edge of new cube is________.

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 471

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MCQ▾

### Question

What is the ratio of the perimeter of the shaded region to the circumference of the circle? A Circle with Center O is Given Find out the ratio of the perimeter of the shaded region to the circumference of the circle

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 472

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MCQ▾

### Question

A quadrilateral whose one diagonal is 4 cm. If the length of altitudes from opposite vertices on the diagonal is 2.5 cm and 1.5 cm, then the area of quadrilateral is ________.

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 473

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MCQ▾

### Question

The number of surfaces in right circular cylinder is________.

### Choices

Choice (4) Response

a.

1

b.

2

c.

3

d.

4