Question

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?

Answer 1

500 grams I think it probably will be wrong but worth a try

Answer 2

Answer: it's actually 419 g or 482 g is correct because I took the test and all of the answers other than this one is wrong.

Explanation: