# IMO Level 1- Mathematics Olympiad (SOF) Class 2: Questions 285 - 295 of 578

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## Question number: 285

Edit
MCQ▾

### Question

Complete the number series given: 5,20,35,50,65…

### Choices

Choice (4) Response

a.

70

b.

65

c.

80

d.

75

## Question number: 286

Edit
MCQ▾

### Question

Complete the number series given: 11,22,33,44,55…

### Choices

Choice (4) Response

a.

66

b.

88

c.

55

d.

77

## Question number: 287

Edit
MCQ▾

### Question

Complete the number series given: 600,620,640,660…

### Choices

Choice (4) Response

a.

680

b.

640

c.

670

d.

620

## Question number: 288

Edit
MCQ▾

### Question

Complete the number series given: 777,666,555,444,333,222…

### Choices

Choice (4) Response

a.

111

b.

222

c.

11

d.

225

## Question number: 289

Edit
MCQ▾

### Question

Complete the number series given: 17,34,51,68,85….

### Choices

Choice (4) Response

a.

112

b.

98

c.

102

d.

105

## Question number: 290

Edit
MCQ▾

### Question

Complete the number series given: 231,132,456,654,912,219,512…

### Choices

Choice (4) Response

a.

215

b.

251

c.

214

d.

152

## Question number: 291

Edit
MCQ▾

### Question

Complete the number series given: 5,7, 9,11,13…

### Choices

Choice (4) Response

a.

10

b.

16

c.

15

d.

12

## Question number: 292

Edit
MCQ▾

### Question

Complete the number series given: 2,4, 6,8, 10…

### Choices

Choice (4) Response

a.

18

b.

16

c.

12

d.

19

## Question number: 293

Edit
MCQ▾

### Question

Complete the number series given: 9,18,27,36,45…

### Choices

Choice (4) Response

a.

63

b.

39

c.

54

d.

41

## Question number: 294

Edit
MCQ▾

### Question

Complete the number series given: 55,555…. , 55555,555555,5555555

### Choices

Choice (4) Response

a.

5

b.

555

c.

55

d.

5555

## Question number: 295

Edit
MCQ▾

### Question

Complete the number series given: 90,110,130,150,170…

### Choices

Choice (4) Response

a.

160

b.

180

c.

190

d.

100

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