On dec. 1, rick worked from eight o’clock a. m. to half past four o’clock p. m. he took a half-hour lunch break. (completed for you.) on dec. 2, rick worked from eight o’clock a. m. to half past four o’clock p. m. he did not take a lunch break. on dec. 3, rick worked from eight o’clock a. m. to five o’clock p. m. he took a half-hour lunch break. on dec. 4, rick worked from half past seven a. m. to half past four o’clock p. m. he took a half-hour lunch break. on dec. 5, rick worked from seven o’clock a. m. to five o’clock p. m. he took a one-hour lunch break. on dec. 6, rick worked from eight o’clock a. m. to noon. he did not take a lunch break. on dec. 7, rick did not work.