At 8 a.m., Peter and Howard left Park R and drove towards Park S at average speeds of 89 km/h and 63 km/h respectively. Upon reaching Park S, Peter rested for 2 hours. He then headed back for Park R at an average speed of 89 km/h along the same route. Peter and Howard met each other on their way at 1 p.m.
- How far had Peter covered when he met Howard on the way?
- How far apart were the two parks?
(a)
Time taken by Howard = 5 h
Time taken by Peter = 5 - 2 = 3 h
Distance covered by Peter when he met Howard
= 3 x 89
= 267 km
(b)
Distance travelled by Howard
= 5 x 63
= 315 km
Distance of the two parks
= (267 + 315) ÷ 2
= 582 ÷ 2
= 291 km
Answer(s): (a) 267 km; (b) 291 km