Question

1. colleen is a nurse in a hospital. she must record the times that she checks on her patients. she has been told to check on them every 2 hours beginning at noon and stopping at midnight. circle the times when she will check on her patients.
2. leila is taking a bus from new orleans to san diego. the bus is scheduled to depart at 20:15. using a 12 - hour clock, leila will leave new orleans at ____ p.m.

Explanation:

Step1: Identify the 2 - hour intervals starting from noon

Noon is 12:00 p.m. The 2 - hour intervals are 12:00 p.m., 14:00 (2:00 p.m.), 16:00 (4:00 p.m.), 18:00 (6:00 p.m.), 20:00 (8:00 p.m.), 22:00 (10:00 p.m.), 24:00 (midnight).

Step2: Convert 24 - hour times to 12 - hour times

14:00 is 2:00 p.m., 16:00 is 4:00 p.m., 18:00 is 6:00 p.m., 20:00 is 8:00 p.m., 22:00 is 10:00 p.m., 24:00 is 12:00 a.m.

Step3: For Leila's bus departure time

The bus is scheduled to depart at 20:15. In 12 - hour clock, 20:15 is 8:15 p.m.

Answer:

For question 14, the times to circle are 12:00 p.m., 2:00 p.m., 4:00 p.m., 6:00 p.m., 8:00 p.m., 10:00 p.m., 12:00 a.m.
For question 15, 8:15 p.m.