Write down the number of significant figures in the following :
(i) 0.039 (ii) 2.000 (iii) 0.050 (iv) `3.08xx10^6`

Write down the number of significant figures in the following: 421

Write down the number of significant figures in the following (i) 0.007 (ii) 400

Write down the number of significant figure in the 0.007

Write down the number of significant figures in the following: 0.4210

Write down the number of significant figures in the following: 0.0421

Write down the number of significant figure in the 6.320

Write down the number of significant figures in the following: 421xx10^2

Write down the number of significant figure in the 0.2370

Write down the number of significant figure in the 0.0006032

Write down the number of significant figures in the following . (i) 0.007 (ii) 2.64xx10^(24) (iii) 0.2370 (iv) 6.320 (v) 6.032 (vi) 0.0006032