The number of significant figures in the following numbers are:

(I) 161 cm
(II) 0.0161
(III) 1.61


1. 3, 3, 3
2. 3, 4, 3
3. 3, 2, 3
4. 3, 4, 4

Subtopic:  Introduction |
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From NCERT
AIPMT - 1998
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