Respuesta :

2

[tex]\\ \sf\longmapsto 5.5\times 10^3[/tex]

  • Take decimals away

[tex]\\ \sf\longmapsto 55\times 10^4[/tex]

We know

  • Zeros to the right end of a number are not counted among significant figures

Hence number of significant figures is 2

sqdancefan

9514 1404 393

Answer:

  2

Step-by-step explanation:

When a number is written in scientific notation, all of the digits of the mantissa are considered significant. The mantissa is 5.5, which has 2 digits.

There are 2 significant digits in the number.

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