International Maths Olympiad Forum By SOF Olympiad Trainer - Page 313

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Subject :IMO    Class : Class 5

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Subject :IMO    Class : Class 6

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Subject :IMO    Class : Class 6

Ans 1:

Class : Class 7

Ans 2:

Class : Class 3
A

Ans 3:

Class : Class 7
it is the SHADED region, so it will be segment

Ans 4:

Class : Class 7
its C

Ans 5:

Class : Class 10
how a

Ans 6:

Class : Class 6
It should be option b

Ans 7:

Class : Class 6

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Subject :IMO    Class : Class 4

Ans 1:

Class : Class 7
In vergoiydbfouy va vougedvigadfvkjadvlgkadfnlgkjkNSaigncanuise Giass

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Subject :IMO    Class : Class 3

Ans 1:

Class : Class 3
D

Ans 2:

Class : Class 5
d

Ans 3:

Class : Class 4
D

Ans 4:

Class : Class 3
wow

Ans 5:

Class : Class 4

Ans 6:

Class : Class 3

Ans 7:

Class : Class 7
D

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Subject :IMO    Class : Class 8

Ans 1:

Class : Class 8

Ans 2:

Class : Class 8
it should be b no?

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Subject :IMO    Class : Class 7

Ans 1:

Class : Class 7
i would like to know how they solved it!

Ans 2:

Class : Class 7
it should be D right? it decreases 4C every hour, therefore it should be at 7C at 6PM.

Ans 3:

Class : Class 7
Time duration between 10 A.M and 6 P.M = 8 hoursRate of decrease in temperature = 4 degree C/hourDecrease in temperature after 8 hours = (8*4)degree C = 32 degree CTemperature at 10 A.M (current temperature) = 35 degree CTherefore, temperature after 6 P.M = (35-32) degree C = 3 degree CSo the correct option is (C).

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Subject :IMO    Class : Class 6

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Subject :IMO    Class : Class 6

Ans 1:

Class : Class 6
B parallel

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Subject :IMO    Class : Class 6

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