# NCO- Cyber Olympiad (SOF) Class 8: Questions 145 - 148 of 510

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## Question number: 145

Edit
MCQ▾

### Question

If and , the value of is

### Choices

Choice (4)Response

a.

b.

c.

d.

## Question number: 146

Edit
Match List-Ⅰ List-Ⅱ▾

### Question

Match the following.

List-Ⅰ (Group I)List-Ⅱ (Group II)

(A)

Area of quadrilateral

(i)

(B)

Area of a parallelogram

(ii)

(C)

Area of 4 walls of a room

(iii)

[Diagonal (Sum of offsets on it) ]

(D)

Area of a rhombus

(iv)

### Choices

Choice (4)Response
• (A)
• (B)
• (C)
• (D)

a.

• (ii)
• (iv)
• (iii)
• (i)

b.

• (i)
• (iv)
• (ii)
• (iii)

c.

• (ii)
• (iv)
• (i)
• (iii)

d.

• (iii)
• (iv)
• (i)
• (ii)

## Question number: 147

» Mental Ability » Number Games » Number Analogies

Edit
MCQ▾

### Question

What least number must be subtracted from 9045 to get a perfect square? Also, find the square root of the perfect square.

### Choices

Choice (4)Response

a.

15,85

b.

30,90

c.

20,95

d.

5,80

## Question number: 148

Edit
MCQ▾

### Question

The question below contains three elements. These elements may or may not have some inter-linkage. These elements may fit into one of the diagrams at (A), (B), (C) or (D). You have to indicate which diagram depicts the correct relationship among the following group of elements. Factory, machinery, product.

### Choices

Choice (4)Response

a.

b.

c.

d.

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