# NCO- Cyber Olympiad Class 7: Questions 177 - 182 of 416

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## Question number: 177

MCQ▾

### Question

Find the value of from the equation

### Choices

Choice (4) Response

a.

15.5

b.

12

c.

13.3

d.

14

## Question number: 178

MCQ▾

### Question

A certain code BOOK is coded as ANNJ. How would SCHOOL be code in that code?

### Choices

Choice (4) Response

a.

RBHNNK

b.

RBGMMK

c.

RBGNNK

d.

RBGNNL

## Question number: 179

MCQ▾

### Question

Five girls are sitting in a photograph in a row. Bindu is first in left side of the row and Mary is last in right side of row. Rani is in middle, left side of Rani Seema is sitting, and right side Reeta is sitting then who is second from the left in photograph?

### Choices

Choice (4) Response

a.

Mary

b.

Bindu

c.

Reeta

d.

Seema

## Question number: 180

MCQ▾

### Question

A shopkeeper declares a sale of computer books, giving 25 % discount. If the net sale price of a book is rupees 714, what is its market price?

### Choices

Choice (4) Response

a.

500 Rs

b.

550 Rs

c.

952 Rs

d.

1008 Rs

## Question number: 181

MCQ▾

### Question

The present ages of three persons in proportions 3: 6: 9. Eight years ago, the sum of their ages was 66. Find their present ages (in years).

### Choices

Choice (4) Response

a.

16, 28, 26

b.

8, 20, 28

c.

15, 30, 45

d.

None of the above

## Question number: 182

Statement-Conclusion▾

### Statement

(i) All rats are cows. (ii) No cow is white.

### Conclusions

1. No white is rat

2. No rat is cow.

3. Some whites are rats

4. All cows are white.

### Choices

Choice (4) Response

a.

Either conclusion Ⅰ or conclusion Ⅳ can follow.

b.

Either conclusion Ⅲ or conclusion Ⅳ can follow & both conclusion Ⅰ & conclusion Ⅱ follow & only conclusion Ⅰ can follow.

c.

Either one of the conclusions follows.

d.

Only conclusion Ⅰ can follow.

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