IMO Level 1- Mathematics Olympiad (SOF) Class 2: Questions 279 - 289 of 578

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Question number: 279

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Question

Complete the number series given: 7,14,21,28,35,42,49…

Choices

Choice (4) Response

a.

54

b.

52

c.

60

d.

56

Question number: 280

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Question

Complete the number series given: 240,250,260,270,280…

Choices

Choice (4) Response

a.

220

b.

240

c.

280

d.

290

Question number: 281

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Question

Complete the number series given: 5,10,15,20,25…

Choices

Choice (4) Response

a.

45

b.

35

c.

40

d.

30

Question number: 282

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Question

Complete the number series given: 9,99,999,9999….

Choices

Choice (4) Response

a.

9999

b.

99

c.

9

d.

99999

Question number: 283

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Question

Complete the number series given: 6,12,18,24,30…

Choices

Choice (4) Response

a.

36

b.

41

c.

38

d.

39

Question number: 284

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Question

Complete the number series given: 1,11,111,1111,11111…

Choices

Choice (4) Response

a.

1111

b.

12

c.

111111

d.

11111

Question number: 285

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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

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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

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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

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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

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Question

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

Choices

Choice (4) Response

a.

112

b.

98

c.

102

d.

105