# Mental Ability-Basic Arithmetic (NCO- Cyber Olympiad (SOF) Class 2): Questions 243 - 251 of 338

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## Question number: 243

» Mental Ability » Basic Arithmetic

MCQ▾

### Question

Complete the sequence 5,10, ________, 20,25,30,35,40.

### Choices

Choice (4) Response

a.

14

b.

18

c.

12

d.

15

## Question number: 244

» Mental Ability » Basic Arithmetic

MCQ▾

### Question

The pet store had 17 fishes. It sold 15. How many fishes are left?

### Choices

Choice (4) Response

a.

35

b.

9

c.

1

d.

2

## Question number: 245

» Mental Ability » Basic Arithmetic

MCQ▾

### Question

Maria began her homework at 4: 15. She worked for 30 minutes. What time did she stop?

### Choices

Choice (4) Response

a.

5: 15

b.

4: 30

c.

5: 00

d.

4: 45

## Question number: 246

» Mental Ability » Basic Arithmetic

MCQ▾

### Question

The baker had 4 boxes of chocolates. There were 8 chocolates in each box. He sold 1 of the boxes. How many chocolates are left?

### Choices

Choice (4) Response

a.

44

b.

32

c.

24

d.

34

## 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

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