# NCO- Cyber Olympiad Class 9: Questions 21 - 26 of 410

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## Question number: 21

MCQ▾

### Question

The solution of the equations is

### Choices

Choice (4) Response

a.

There is no solution

b.

c.

d.

## Question number: 22

MCQ▾

### Question

Supply the right letter for the question mark (? ) in the following:

### Choices

Choice (4) Response

a.

Y

b.

W

c.

L

d.

P

## Question number: 23

MCQ▾

### Question

When simplified and expressed with negative exponents, the expression is equal to

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 24

MCQ▾

### Question

A bike travels 70 km from Rajkot to Jamnagar at 14 km per hour but returns the same distance at 15 km per hour. The average speed for the round trip is closest to

### Choices

Choice (4) Response

a.

13 km/hr

b.

10km/hr

c.

12km/hr

d.

16km/hr

## Question number: 25

MCQ▾

, then equals

### Choices

Choice (4) Response

a.

18

b.

c.

d.

## Question number: 26

MCQ▾

Only if

### Choices

Choice (4) Response

a.

b.

c.

d.

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