# Mental Ability-Basic Arithmetic [NCO- Cyber Olympiad (SOF) Class 3]: Questions 1 - 8 of 191

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## Question 1

Basic Arithmetic

### Question

MCQ▾

Which has the same value as the number 551?

### Choices

Choice (4)Response

a.

b.

c.

d.

## Question 2

Basic Arithmetic

### Question

MCQ▾

Which has the same value as the number 982?

### Choices

Choice (4)Response

a.

b.

c.

90 + 80 + 20

d.

## Question 3

Basic Arithmetic

### Question

MCQ▾

Which has the same value as the number 659?

### Choices

Choice (4)Response

a.

b.

c.

d.

## Question 4

Basic Arithmetic

### Question

MCQ▾

Kavita has 50 fishes in a small pond. She transfers 12 fishes into a fish tank. Which expression shows how many fishes are left in the pond?

### Choices

Choice (4)Response

a.

12 - 5

b.

50 - 12

c.

50 + 12

d.

## Question 5

Basic Arithmetic

### Question

MCQ▾

Urvisha has 65 turtles in a big pond. She transfers 15 turtles into a tank. Which expression shows how many turtles are left in the pond?

### Choices

Choice (4)Response

a.

65 - 15

b.

c.

d.

## Question 6

Basic Arithmetic

### Question

MCQ▾

Sonika made a bouquet of roses for her sister. She used 15 yellow roses, 5 white roses and 6 red roses. How many flowers did she use in the bouquet?

### Choices

Choice (4)Response

a.

21

b.

26

c.

11

d.

15

## Question 7

Basic Arithmetic

### Question

MCQ▾

How would you write the time “quarter to ten” ?

### Choices

Choice (4)Response

a.

b.

c.

d.

## Question 8

Basic Arithmetic

### Question

MCQ▾

What is the value of 5 in 89,560?

### Choices

Choice (4)Response

a.

5 ten thousand

b.

5 thousand

c.

5 ten hundred

d.

5 hundred

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