B) Three dozen table tennis (ping pong) balls have a mass of 97.20 g. Calculate the mass of one table tennis ball (give your answer to 3 significant figures).

2.7g/table tennis ball.

Explanation:

You dont need to give your answer in three significant figures because it does not apply.

answer: any goods being imported from another country may be subject to issued by the federal government are tariffs

explanation:  

tariffs are a tax on anything that are imported from abroad. government use them to protect and boost their local industries and the thought is that they encourage consumers to buy local instead of importing and they will hope will protect jobs and economy in the country that implements them