Subject :NCO Class : Class 4

Subject :NCO Class : Class 6

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Subject :NCO Class : Class 3

## Ans 2:

Class : Class 3

Arithmetic means addition ,subtraction ,division and multiplication .
That" s why the Ans is A .

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Subject :NCO Class : Class 3

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Subject :NCO Class : Class 5

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Subject :NCO Class : Class 5

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Subject :NCO Class : Class 5

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Subject :NCO Class : Class 5

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Subject :NCO Class : Class 5