Level 1
Collin took 15 min to drive from his house to the warehouse and 3 h 50 min to deliver goods from the warehouse to various places. He finished delivering the goods at 18 20. At what time did Collin leave his house? (Give your answer in 24-hour clock format.)
1 m
Level 1
Find the following values without a calculator.

Convert to 24-hour clock.
  1. 12.30 p.m. = _____ h
  2. 11.00 p.m. = _____ h
  3. 8.15 a.m. = _____ h
  4. 3.00 a.m. = _____ h
1 m