At 9 a.m., Howard and Perry left Park Y and drove towards Park Z at average speeds of 92 km/h and 60 km/h respectively. Upon reaching Park Z, Howard rested for 3 hours. He then headed back for Park Y at an average speed of 92 km/h along the same route. Howard and Perry met each other on their way at 2 p.m.
- How far had Howard covered when he met Perry on the way?
- How far apart were the two parks?
(a)
Time taken by Perry = 5 h
Time taken by Howard = 5 - 3 = 2 h
Distance covered by Howard when he met Perry
= 2 x 92
= 184 km
(b)
Distance travelled by Perry
= 5 x 60
= 300 km
Distance of the two parks
= (184 + 300) ÷ 2
= 484 ÷ 2
= 242 km
Answer(s): (a) 184 km; (b) 242 km