Subject :ICSO Class : Class 5
Subject :ICSO Class : Class 1
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Subject :ICSO Class : Class 3
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Subject :ICSO Class : Class 3
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Subject :ICSO Class : Class 3
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Subject :ICSO Class : Class 1
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Subject :ICSO Class : Class 6
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Subject :ICSO Class : Class 5
Ans 1:
Class : Class 5
I think 11 is the ans. because it is the only prime number in the given options and 847 is a multiple of 11 bcz 847÷ 11 = 77
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Subject :ICSO Class : Class 2
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Subject :ICSO Class : Class 6