Correct the words in bold in the sentences.
There are a hundred years in a decade. century
1 There are twelve weeks in a year. months
2 There are fifty-two days in a year. weeks
3 There are ten minutes in a decade. years
4 There are usually 365 centuries in a year. days
5 There are twenty-four minutes in a day. hours
6 There are ten years in a millennium. centuries
7 There are sixty seconds in an hour. a minute
8 There are sixty months in a minute. seconds