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16.001×30.999×8.998=?
[National Insurance, 2009]
4400
4800
4100
3900
5000
Explanation
Given,
It can also be approximated as
16×31×9=?
= 144×31
= 144×(30+1)
= 4320+144
= 4464 ≈ 4400
Hence, Option A is correct.
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Approximation
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