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Mathematics 17 Online
OpenStudy (anonymous):

the number of significant in 640cm

OpenStudy (saifoo.khan):

Elaborate more!

OpenStudy (anonymous):

how many significant figures in 640cm?

OpenStudy (anonymous):

200.0mL?

OpenStudy (preetha):

If you are looking for the number of significant digits in the number 640 cm, it is ambiguous. The best answer is 3, assuming that the last 0 is also significant. The most accurate way to write this number is 6.40 x 10^2. It is then clear that there are 3 sig figs.

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