Subject :IMO Class : Class 3
Subject :IMO Class : Class 3
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Subject :IMO Class : Class 4
Ans 8:
Class : Class 5
The correct answer would be option C because CM = 900. C=100, M=1000. So, the smaller no. is in the beginning, it will be minus. So, 1000-100 is the correct ans.
Ans 11:
Class : Class 6
The correct option feeded into the question is wrong. It should be C, but the correct answer in this is B!
Ans 13:
Class : Class 7
The answer is B because CM=C-M=C(100)-M(1000)We cannot subtract 100-1000 So the formula should be 1000-100 l Therefore, TH H T O 1 0 0 0 - 1 0 0 ----------------------- 9 0 0 So, B is the right answer.
Ans 15:
Class : Class 4
If there is C before M that means that we are subtracting 100 from 1000 . We write it as 1000 - 100. Answer : B
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Subject :IMO Class : Class 2
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Subject :IMO Class : Class 5
Ans 4:
Class : Class 6
(D) 1
1st number=(8*5)-(4*3)
=40-12
=28
2nd number
(12*7)-(9*8)
=84-72
=12
Therefore, 3rd number=(5*5)-(6*1)
=25-6
=19
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Subject :IMO Class : Class 3
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Subject :IMO Class : Class 7
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Subject :IMO Class : Class 9
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Subject :IMO Class : Class 3
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Subject :IMO Class : Class 5