Mathematics for IGCSE & O level - Estimation (Section 4 - No. 10)
What is 0.00546 to 2 significant figures?
0.005
0.0054
0.0055
0.00546
הֶסבֵּר
Identify the first two significant figures which are 5 and 4, and the third is 6, which is greater than 5.