If a bus departs every 15 minutes starting from 8 AM, what is the latest time a

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Question: If a bus departs every 15 minutes starting from 8 AM, what is the latest time a bus will leave before 9 AM?

Options:

Correct Answer: 8:45 AM

Solution:

The last bus before 9 AM leaves at 8:45 AM.

If a bus departs every 15 minutes starting from 8 AM, what is the latest time a bus will leave before 9 AM?

If a bus departs every 15 minutes starting from 8 AM, what is the latest time a bus will leave before 9 AM?

Step 1: Identify the starting time when the buses begin to leave, which is 8 AM.
Step 2: Determine the frequency of the bus departures, which is every 15 minutes.
Step 3: List the bus departure times starting from 8 AM: 8:00 AM, 8:15 AM, 8:30 AM, 8:45 AM, and 9:00 AM.
Step 4: Identify the latest bus departure time before 9 AM from the list. The last time before 9 AM is 8:45 AM.
Step 5: Conclude that the latest time a bus will leave before 9 AM is 8:45 AM.

Time Intervals – Understanding how to calculate time based on regular intervals (in this case, every 15 minutes).
Time Calculation – Ability to subtract time and identify the latest instance before a specified time.