# what is the correct answer? Transcribed Image Text: () A schoolgirl steps on a scale which reads 32.7 kilograms. We know that the scale has

what is the correct answer? Transcribed Image Text: () A schoolgirl steps on a scale which reads 32.7 kilograms. We know that the scale has
a measurement uncertainty of 2%, meaning a fractional uncertainty in the form of (1+%00):
We know that the girl stepped on the scale with her schoolbag and overcoat. By different
measurement devices it turned out that the schoolbag is 1.2 ± 0.1 kilograms and her overcoat
weighs 2.74 + 0.09 kilograms. is the weight of the schoolgirl without her schoolbag
computations step by step.

(550 words)

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