Mathematics, 15.06.2020 01:57, tayjohn9774

Three items were bought at a car boot sale. Item A
Mass = 42 grams
Volume = 2 cm
Item B
Mass = 87.5 grams
Volume 5 cm3
Item C
Mass = 147 grams
Volume = 7 cm3
=
The density of platinum is approximately 21 grams per cmº.
Which of the items cannot be platinum?
You must show your working.

Answers: 2

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Three items were bought at a car boot sale. Item A
Mass = 42 grams
Volume = 2 cm
...