Subject :NCO Class : Class 6

Subject :NCO Class : Class 6

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Subject :NCO Class : Class 6

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Subject :NCO Class : Class 8

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Subject :NCO Class : Class 8

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Subject :NCO Class : Class 7

## Ans 1:

Class : Class 7

According to the question, the value you put in the "X" are not used for mathematical operations, therefore answer will be 3010 but when you right val it means value of the object in "X"
so "30" + "10" will be 3010
but Val (30) + Val (10)= 40
answer is a

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Subject :NCO Class : Class 7

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Subject :NCO Class : Class 3

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Subject :NCO Class : Class 8

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Subject :NCO Class : Class 8