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A- 3.0800, there are 4 significant numbers .
B- 0.00418 there are 3 significant numbers .
c- .000709 there are 3significant numbers .
d- 250 we can't tell how many significant numbers .

Am I correct ?

2007-02-28 21:05:34 · 4 answers · asked by Grace 2 in Science & Mathematics Physics

And if there's something wrong explain why....

2007-02-28 21:19:46 · update #1

4 answers

Almost. In each of all cases you have only one number.

A) 5 significant decimal digits, not 4

D) 2 or 3 significant decimal digits, not a can't-tell

2007-02-28 21:13:48 · answer #1 · answered by sciquest 4 · 0 0

A there are 3 significative numbers

B and C and D there are 3 significative numbers

2007-02-28 21:15:26 · answer #2 · answered by maussy 7 · 0 0

A- 5 sig figures
B-3 sig figures
C-3 sig figures
D-2 sig figures

2007-02-28 23:49:55 · answer #3 · answered by bte666 1 · 0 0

a-5
b-3
c-3
d-2

2007-02-28 21:09:49 · answer #4 · answered by nichol 4 · 0 0

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