Question
State the number of significant figures in the following : (a) 0.007 m (b) 2.64 
kg (c) 0.2370 g cm-3 d) 6.320 J e) 6.032 N m-2
f) 0.0006032 m2
Solution
The number of significant figures are:
(a) One (b) Three (c) Four d) Three e) Four f) seven
(a) One (b) Three (c) Four d) Three e) Four f) seven
