The length of a rod is 22.4 m out of it 2.543m is cut out. The remaining length of the pencil according to the idea of significant figures is

The length of a rod is 22.4 m out of it 2.543m is cut out. The remaini

1.	The length of a rod is 22.4 m out of it 2.543m is cut out. The remaining length of the pencil according to the idea of significant figures is
Answer» 19.8 m 19.9 m 20.0 m 19.86 m Answer :D