# A box contains 36 tins of cleaning powder. Each tin contains 225 g of the powder, and the tin itself has a mass of 15 g. If the full box has a mass of 10 kg, what is the mass of the empty box?

##### 1 Answer

Dec 14, 2016

#### Answer:

The mass of the empty box is 1 kg.

#### Explanation:

∴

**Note:** According to the rules for significant figures, we are not allowed to carry any digits past the decimal point.