IMO Level 1- Mathematics Olympiad (SOF) Class 6: Questions 131 - 137 of 1059

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Question number: 131

» Playing with Numbers

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MCQ▾

Question

Observe the following patterns. Then find the sum of .

………………………………………………………. ‎……………………………………………………….

Choices

Choice (4) Response

a.

81

b.

121

c.

64

d.

100

Question number: 132

» Number Systems

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Question

Which sign will come in the blank space to make the expression true?

Choices

Choice (4) Response

a.

b.

>

c.

=

d.

<

Question number: 133

» Playing with Numbers

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MCQ▾

Question

The number (12,7) are

Choices

Choice (4) Response

a.

Co-prime numbers

b.

Prime and co-prime

c.

Prime numbers

d.

None of the above

Question number: 134

» Number Systems

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Question

Add the number obtained by reversing the digits of the number 59371 to the number obtained by interchanging the digits in the unit’s place and the thousand’s place of the same number, we get________.

Choices

Choice (4) Response

a.

67784

b.

86447

c.

68774

d.

- 68774

Question number: 135

» Number Systems

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MCQ▾

Question

If negative sign precedes a bracket the sign of the terms inside the bracket will ________ when the bracket is removed.

Choices

Choice (4) Response

a.

Change

b.

Not change

c.

Be 0

d.

Depends on the bracket

Question number: 136

» Playing with Numbers

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Question

1265 is divisible by

Choices

Choice (4) Response

a.

10

b.

11

c.

3

d.

2

Question number: 137

» Playing with Numbers

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MCQ▾

Question

There are 207 white balls and 115 blue balls. These balls are to be arranged in buckets containing the same number of balls. Then the greatest number of balls possible in each bucket is

Choices

Choice (4) Response

a.

23

b.

18

c.

28

d.

217