International Maths Olympiad Forum By SOF Olympiad Trainer - Page 273

# User Forum

Subject :IMO    Class : Class 5

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Subject :IMO    Class : Class 9

## Ans 1:

Class : Class 9

Subject :IMO    Class : Class 6

Class : Class 7

## Ans 2:

Class : Class 7
103 is the answer

Subject :IMO    Class : Class 3

## Ans 1: (Master Answer)

Class : Class 1

(D): Cost of a toy car = cost of 2 dolls = â‚¹ 146
So cost of one doll = 146/2 = â‚¹ 73
Therefore, total cost of 2 toy cars and 6 dolls = 2(146) + 6(73)
= 292 + 438
= â‚¹ 730

Subject :IMO    Class : Class 8

## Ans 1:

Class : Class 8

Subject :IMO    Class : Class 8

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Subject :IMO    Class : Class 3

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Subject :IMO    Class : Class 3

## Ans 1: (Master Answer)

Class : Class 1

(C): Total number of bones = 10

Number of bones outside the bowl = 6
∴ Required fraction =

Subject :IMO    Class : Class 3

## Ans 1: (Master Answer)

Class : Class 1

(B):

165 × 52 × 10 = 572 × ____?___ × 50

85800 = 28600 × ____?___

Therefore, required answer = 85800/ 28600 = 3