Subject :IMO Class : Class 8

Subject :IMO Class : Class 6

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Subject :IMO Class : Class 5

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Subject :IMO Class : Class 4

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Subject :IMO Class : Class 3

## Ans 4:

Class : Class 6

Even I had raised the same question on forum. I could not find ny logic in the answer given.

## Ans 5:

Class : Class 3

I think the diagram / picture is missing, only question is there in the sheet

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Subject :IMO Class : Class 3

## Ans 2:

Class : Class 10

Answer : C

Solution

2,12,20,21,22,23,24,25,26,27,28,29,32,42

22 has 2 '2s' in it. Hence the answer is 15

Solution

2,12,20,21,22,23,24,25,26,27,28,29,32,42

22 has 2 '2s' in it. Hence the answer is 15

## Ans 4:

Class : Class 10

Answer: C
2,12,20,21,22,23,24,25,26,27,28,29,32,42
14 numbers but total number of 2's are 15 as 22 contains 2 2's

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Subject :IMO Class : Class 4

## Ans 1:

Class : Class 10

Answer : b

Solution

Smallest : 4608

Largest : 4688

Numbers between smallest and largest : 4640, 4680

Sum = 4640+4680 = 9320

So B is the right answer

Solution

Smallest : 4608

Largest : 4688

Numbers between smallest and largest : 4640, 4680

Sum = 4640+4680 = 9320

So B is the right answer

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Subject :IMO Class : Class 4

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Subject :IMO Class : Class 8

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Subject :IMO Class : Class 7