A car travels from city A to city B with a constant speed. If the speed of the…
2026
A car travels from city A to city B with a constant speed. If the speed of the car is increased by 20 km/h it will reach destination 1 hour earlier. On the other hand, if its speed decreases by 20 km/h, it reaches 2 hours later than scheduled time. What is the usual time if it travels with routine speed?
Answer: B. 4 hr
- A.
2 hr
- B.
4 hr
- C.
8 hr
- D.
10 hr
Attempted by 14 students.
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Correct answer: B
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