Question

How many significant figures does each of following number have? and round off any 2 to 3rd and 4th significant numbers?
(i) 0.02670 (ii) 328.0 (iii) 7000.0 (iv) 0.00200 (v) 200.06 (vi) 6.030*10power-4
(vii) 2070500 (viii) 7.80*10power10​

Answer 1

Answer:

1) No.of significant fig.=4

2) No.of significant fig.=4

3)No.of significant fig.=5

4)No.of significant fig.=3

5)No.of significant fig.=5

6)No.of significant fig.=4

7)No.of significant fig.=7

8)No.of significant fig.=3