3 years ago

A bookcase has a mass of 20 kilograms. A book in the bookcase has a mass of 500 grams.

Mathematics

2 answers:

-Dominant- [34]3 years ago

7 0

Answer:

Step-by-step explanation:

.5kg*40=20kg

40 books

harkovskaia [24]3 years ago

3 0

Answer:

40 books

Step-by-step explanation:

Divide 20 kg by 500 g, or, alternatively, divide 20 kg by 0.5 kg.

Either way, the result is 20/0.5, or 40.

40 books of the same mass would have the same mass as the bookcase.

Hope this helps :)

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