Question 509069
Car A leaves at 9am travelling at 40km , Car B leaves the same point at 10am travelling at 60km/h .At what time will car B pass car A?
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let x=travel time of car B (hrs)
x+1=travel time of car A (hrs)
Distance=travel time*speed (same for both cars)
x(60)=(x+1)(40)
60x=40x+40
20x=40
x=2 hrs
ans:
car B will pass car A at 12 noon