Question

Q22) How many significant figures are there in each of the following numbers:
(a) 6.200 (b) 0.052 (c) 7.5×104
(d) 0.00050 (e) 67.32 – 6.3
(f) 4.2+7.589 (g) (5.56)2
(8.24)/(3.6) (h) 18.567/(8.1×2)

Answer 1

four,two,two,two,two,two,four,two,three.

Answer 2

but i am not sure about 6th one

hope it helps