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Answer:
2. At 35m/h, Dennis can reach home in 25 minutes. At what speed should he
drive his jeep so that he can reach home 5 minutes earlier?
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Step-by-step explanation:
Speed V1 = 35 m/hr
Time t1 = 25 mins
= 25/60 = 0.417 hr
- Speed = Distance / Time
- Distance = Speed × Time
= 35 × 0.417 = 14.6 miles
- To reach home 5 minutes earlier
- Time t2 = 20 mins = 0.33 hr
- Speed = Distance / Time
- = 14.6 / 0.33
- = 44.24 m/hr
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