International Maths Olympiad Forum By SOF Olympiad Trainer - Page 66

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Subject :IMO    Class : Class 3

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Class : Class 4
it is so easy

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Class : Class 4
what a question

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Subject :IMO    Class : Class 6

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Subject :IMO    Class : Class 7

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Class : Class 7
As there are 6 teams, each team playing each other only once, we have a formula for such questions. matches played = (number of teams x number of teams + 1) / 2 so, 6*7/2 = 21

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Class : Class 8

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Class : Class 7
As there are 6 teams, each team playing each other only once, we have a formula for such questions. matches played = (number of teams x number of teams + 1) / 2 so, 6*7/2 = 21

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Subject :IMO    Class : Class 6

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Class : Class 6
COOL ILIKEIT

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Class : Class 6

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Subject :IMO    Class : Class 8

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Subject :IMO    Class : Class 7

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Class : Class 8

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Subject :IMO    Class : Class 7

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Class : Class 5

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Class : Class 7
If '÷' means '-', '-' means '×', '×' means '+' and '+' means '÷', then 72 + 9 × 45 - 5 ÷ 42 - 6 = ____________ After converting the symbols, we get => 72 ÷ 9 + 45 × 5 - 42 × 6 => 8 + 45 × 5 - 42 × 6 => 8+ 225 - 252 => 233 - 252 => (-19)

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Subject :IMO    Class : Class 2

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Subject :IMO    Class : Class 2

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Class : Class 2
146

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Subject :IMO    Class : Class 2

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