Asked by Sanmathi
A Matatu left Nairobi a 7.00 Am for Kisumu at an average speed of 75km/h. A car also left Nairobi 40 minutes later for Kisumu along the same route at an average speed of 105 km/h (a) Determine (i) The time when the car caught up with the matatu (ii) the distance from nairobi when the car caught up with the matatu
Answers
Answered by
oobleck
the speed difference is 30 km/hr
in 40 minutes, car A has gone 50 km.
(i) 50km ÷ 30km/hr = 5/3 hr -- you figure the time
(ii) 50 + 5/3 * 75 = 175 km = 105 * 5/3
in 40 minutes, car A has gone 50 km.
(i) 50km ÷ 30km/hr = 5/3 hr -- you figure the time
(ii) 50 + 5/3 * 75 = 175 km = 105 * 5/3
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