- A3.2
- B3.5
- C3
- D4
Step-by-Step Solution
Original speed = 240 ÷ 4 = 60 km/h. New speed = 75 km/h. Time = 240 ÷ 75 = 3.2 hours.
Answer: A) 3.2
A car covers 240 km in 4 hours. If it increases its speed by 15 km/h, how long will it take to cover the same distance? (answer in hours)
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