6. In number 36490, when the digits 6 and
9 are interchanged, then the difference
between the original and the new number is
(1) 2870 (2) 2960
(3) 2970 (4) 3970
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Step-by-step explanation:
when we interchange digits 6 and 9 the no. becomes 39460 and the original no. is 36490 so the difference will be:
39460-36490=2970
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