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04-12-2020
Mathematics

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A scale has a percent error of 7%. The scale reads the mass of a book as 450 g.

Which statement describes what the actual mass of the book could be?

A scale has a percent error of 7 The scale reads the mass of a book as 450 g Which statement describes what the actual mass of the book could be class=

Respuesta :

04-12-2020

Answer:

The actual mass is either 453 or 447

Step-by-step explanation:

7 percent of 450

= (7/100) * 45

= 3.15

error = 3.15 g

hence actual mass

= 450 + 3.15

= 453.15

or

= 450 - 3.15

= 446.85

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