# Mental Ability-Basic Arithmetic (NCO- Cyber Olympiad Class 2): Questions 247 - 254 of 338

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## Question number: 247

» Mental Ability » Basic Arithmetic

MCQ▾

### Question

Find the missing number

### Choices

Choice (4) Response

a.

25

b.

30

c.

26

d.

13

## Question number: 248

» Mental Ability » Basic Arithmetic

MCQ▾

### Question

Start at 44. Count by 10 two times. Add 5. What number are you at?

### Choices

Choice (4) Response

a.

44

b.

69

c.

39

d.

59

## Question number: 249

» Mental Ability » Basic Arithmetic

MCQ▾

### Question

The pet store had 47 goldfish. It sold 18. How many goldfishes are left?

### Choices

Choice (4) Response

a.

21

b.

29

c.

31

d.

19

## Question number: 250

» Mental Ability » Basic Arithmetic

MCQ▾

### Question

Which number belongs in the box?

### Choices

Choice (4) Response

a.

46

b.

22

c.

44

d.

55

## Question number: 251

» Mental Ability » Basic Arithmetic

MCQ▾

### Question

What is the missing number in the box?

### Choices

Choice (4) Response

a.

3

b.

5

c.

0

d.

7

## Question number: 252

» Mental Ability » Basic Arithmetic

MCQ▾

### Question

Mother ordered 5 packets of chocolates. Each chocolates contained 10 chocolates. 6 chocolates were cracked. How many good chocolates were there?

### Choices

Choice (4) Response

a.

43

b.

26

c.

54

d.

44

## Question number: 253

» Mental Ability » Basic Arithmetic

MCQ▾

### Question

Which number belongs in the box?

### Choices

Choice (4) Response

a.

77

b.

66

c.

76

d.

56

## Question number: 254

» Mental Ability » Basic Arithmetic

MCQ▾

### Question

My 100’s digit is 3, 10’s digit is 1 less than my 100’s digit, and one’s digit is 4. Who am I?

### Choices

Choice (4) Response

a.

346

b.

324

c.

634

d.

436

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