Miguel’s math book weighs more than 3.45 kilograms.Which could be the weight of his math book in kilograms?

Answer 1

a. kilograms is not a measure of weight, but of mass. I am very sorry your textbook does not recognize that.
The weight of a mass of 3.45kilograms, on Earth, is 3.45*9.8 Newtons.

Answer 2

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Wrong