Elapsed Time — Printable Math Worksheet - Free Printable

Problem Analysis:

The worksheet asks us to determine the time after a specified duration has passed, starting from the times shown on the clocks. We need to calculate the elapsed time and select the correct option for each question.

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Step-by-Step Solution:

#### Question 1:
- Clock Time: The clock shows 8:00.
- Duration: "2 hours and 15 minutes".
- Calculation:
- Start time: 8:00
- Add 2 hours: 8:00 + 2 hours = 10:00
- Add 15 minutes: 10:00 + 15 minutes = 10:15
- Answer: The time after 2 hours and 15 minutes is 10:15.
- Correct Option: 10:15

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#### Question 2:
- Clock Time: The clock shows 6:15.
- Duration: "1 hour and 35 minutes".
- Calculation:
- Start time: 6:15
- Add 1 hour: 6:15 + 1 hour = 7:15
- Add 35 minutes: 7:15 + 35 minutes = 7:50
- Answer: The time after 1 hour and 35 minutes is 7:50.
- Correct Option: 07:50

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#### Question 3:
- Clock Time: The clock shows 7:30.
- Duration: "1 hour and 45 minutes".
- Calculation:
- Start time: 7:30
- Add 1 hour: 7:30 + 1 hour = 8:30
- Add 45 minutes: 8:30 + 45 minutes = 9:15
- Answer: The time after 1 hour and 45 minutes is 9:15.
- Correct Option: 09:15

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Final Answers:

1. 10:15
2. 07:50
3. 09:15

Boxed Final Answer:

\[
\boxed{10:15, 07:50, 09:15}
\]