# NCO- Cyber Olympiad (SOF) Class 10: Questions 225 - 228 of 461

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## Question number: 225

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MCQ▾

### Question

Find the correct alternative. Image of Four Figures with Two Are Related to Each Other

### Choices

Choice (4)Response

a. Image of a Figure Which Can be Related to Third Figure: Choice A

b. Image of a Figure Which Can be Related to Third Figure: Choice B

c. Image of a Figure Which Can be Related to Third Figure: Choice C

d. Image of a Figure Which Can be Related to Third Figure: Choice D

## Question number: 226

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MCQ▾

### Question

Find an odd number with 3 digits such that all the digits are different and add up to 9. The difference between the first two digits equals the difference between the last two digits. The hundreds digit is greater than the sum of the tens and ones digits.

### Choices

Choice (4)Response

a.

630

b.

531

c.

753

d.

543

## Question number: 227

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MCQ▾

### Question

The angle of elevation of the top of a tower at a distance 1000 meters from the foot is . The height of the tower is

### Choices

Choice (4)Response

a.

meters

b.

meters

c.

meters

d.

meters

## Question number: 228

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MCQ▾

### Question

Calculate the area of the shaded portion. The quadrants shown in the figure are each of radius 3.5 cm. Take .

### Choices

Choice (4)Response

a.

b.

c.

d.

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