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Two cyclists make the same trip. The first one take 3.5 hours and the second ,with a speed that is 1km/h greater than that of the first ,take 3 hours.find the speed of the two cyclists.also find the distance covered in the trip. |
| Answer» N:-Two cyclists make the same TRIP. The first one take 3.5 hours and the second ,with a speed that is 1km/h GREATER than that of the first ,take 3 hours.find the speed of the two cyclists.also find the distance COVERED in the trip.Given:-Two cyclists make the same trip.Time Taken by first cyclist = 3.5 hrsTime Taken by second cyclist = 3 hrsTo Find:-speed of the two cyclists.distance covered in the trip.Solution:-Let the speed of first cyclist be xTime taken by the first cyclist = 3.5 hoursDistance Travelled by first cyclist⇒speed × time⇒ 3.5x We are given that the second with a speed that that is 1 km/h greater than that of the first, TAKES 3 hours .So,The speed of the second cyclist = x + 1Time Taken by second cyclist = 3 hours Distance Travelled by second cyclist ⇒Speed × Time⇒ 3(x + 1)Since we are given that cyclist travelled the same time So,3.5x = 3(x + 1)3.5x = 3x + 30.5 x = 3x = 3/0.5x = 6Distance Travelled by the first cyclist ⇒ 3.5x = 3.5(6)⇒ 21Hence, The distance covered in the trip is 21km━━━━━━━━━━━━━━━━━━━━━━━━━ | |