Numbers Trivia game

How many eggs are in a dozen?

How many shoes are in a pair?

How many babies is triplets?

How many legs does a centipede have?

How many years are in a decade? 

What is an eighteen-wheeler?

How many buns are in a baker's dozen?

How many holes does a full-length golf course have?

At what age does a person become an octogenarian?

Which wedding anniversary is the golden one?