The video tutorial explains how to calculate time differences, using a specific example of a 24-hour period ending 23 hours and 45 minutes ago, with a reference to 3:00 PM yesterday.

What is the total duration of a full day in hours?

• 36 hours

• 48 hours

• 24 hours

• 12 hours

If an event occurred 23 hours and 45 minutes ago, how many minutes short of a full day is that?

• 15 minutes

• 30 minutes

• 60 minutes

• 45 minutes

What time was it 23 hours and 45 minutes before 3:00 PM?

• 2:00 PM the previous day

• 2:15 PM the previous day

• 3:00 PM the previous day

• 3:15 PM the previous day

If it is 3:00 PM now, what time was it exactly 24 hours ago?

• 3:00 PM yesterday

• 2:00 PM yesterday

• 4:00 PM yesterday

• 3:00 AM today

How does 3:00 PM today relate to 3:00 PM yesterday?

• It is 48 hours later

• It is 36 hours later

• It is 24 hours later

• It is 12 hours later