Question 135348
You get home and you forgot to wind the clock so you set it at 4:00. You arrive at a friends house and he says it's 7:00. You stay until 9:00. You get home and the clock reads 7:00. Set the correct time. The time it takes to get from your house to your friends is equal.
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Set down a few facts.
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Your clock indicates that you were gone for 3 hrs (4 to 7)
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Your friends clock indicates that you stayed for 2 hr (7pm to 9pm)
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Your total travel time; 3 - 2 = 1 hr. One way = 1/2 hr
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When you arrived at your friends house, it would be 4:30 on your clock, and 7 Pm on your friend's clock
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To set the correct time, put your clock ahead 2.5 hrs