Choose the right answers to complete the sentences.

Choose the correct option.

My mother cut [one tenth|ten|a tenths] (⅒) of the pie and gave it to me.

The average US citizen produces about [four point fifth|four point five|four and five] (4.5) pounds of garbage per day.

It's said that about one third [one three|one third|one over three] (⅓) of space is still unexplored.

After recent update, the game boots up [thirtith percent|thirty percents|thirty percent] 30% faster.