Express 2.7864 x 10-3 to 2 significant figures
A
0.28
B
0.27
C
0.0028
D
0.0027
Verified Correct Answer: C.
Step-by-Step Mathematical Solution
2.7864 x 10-3 = 0.0027864
= 0.0028(approx. 2 s.f)
Source: Myschool Past Questions Archive (Record #36459)