Da2rishdonaburtneyv
Da2rishdonaburtneyv Da2rishdonaburtneyv
  • 15-08-2016
  • Mathematics
contestada

What is the measurement 111.009 mm rounded off to four significant digits?

a. 111mm

b. 111.0 mm

c. 111.01mm

d. 110mm

Respuesta :

mpanderla95
mpanderla95 mpanderla95
  • 15-08-2016
To 4 significant figures , the correct answer should be B. 111.0 mm.
Answer Link
Hussain514 Hussain514
  • 19-08-2016
111.009 mm
It has :
6 significant figures.
As the zero to the left of 9 is less than 5.
So we have to get rid of it , and it is cancelled and 9 with it also get cancelled.
So, it will become,
111.0 mm
It has 4 significant figures:
*3 nonzero digits
*1 trailing zero
So according to above explanation,
b. 111.0 mm, is the correct answer.
Answer Link

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