The task is to read a passage and convert numbers in their text forms into digit forms. The text numbers can be used to represent Quantity, Dates and Time, Addresses or Positions.

In April nineteen sixty, Mrs. Marguerite Oswald and Robert Oswald were interviewed
In April 1960, Mrs. Marguerite Oswald and Robert Oswald were interviewed

It may also be significant that, as reported by John Pic, quote, Lee slept with my mother until I joined the service in nineteen fifty.
It may also be significant that, as reported by John Pic, quote, Lee slept with my mother until I joined the service in 1950.

Tippit's murder was recorded on the police radio tape at about one:sixteen p.m.

Tippit's murder was recorded on the police radio tape at about 1:16 p.m.