NCO- Cyber Olympiad (SOF) Class 10: Questions 120 - 123 of 461

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Question number: 120

Edit
MCQ▾

Question

Given the symmetric shape below with a known perimeter of 77, then the area of the shape is (approx. )

Choices

Choice (4)Response

a.

231

b.

312

c.

248

d.

292

Question number: 121

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MCQ▾

Question

If stands for ‘addition’, stands for ‘subtraction’, stands for ‘division’, stands for ‘multiplication’, stands for ‘equal to’, stands for ‘greater than’ and stands for ‘less than’, then which of the following alternative is correct?

Choices

Choice (4)Response

a.

b.

c.

d.

Question number: 122

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MCQ▾

Question

The ratio of radii of two cylinders is and heights are in the ratio 7: 6. The ratio of volumes is

Choices

Choice (4)Response

a.

1: 2

b.

3: 2

c.

7: 2

d.

2: 3

Question number: 123

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True-False▾

Statements

1. If , then

2. If , then

3. If , then

4. If then , where, a, b, c, d are real numbers, .

Choices

Choice (4)Response

a.

Only statement Ⅲ is true.

b.

Both statement Ⅰ & statement Ⅲ are true.

c.

Statement Ⅰ, Ⅲ & Ⅳ are all true.

d.

Both statement Ⅰ & statement Ⅳ are true.

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