At 7 a.m., Peter and Oliver left Park K and drove towards Park L at average speeds of 84 km/h and 62 km/h respectively. Upon reaching Park L, Peter rested for 2 hours. He then headed back for Park K at an average speed of 84 km/h along the same route. Peter and Oliver met each other on their way at 12 noon.
- How far had Peter covered when he met Oliver on the way?
- How far apart were the two parks?
(a)
Time taken by Oliver = 5 h
Time taken by Peter = 5 - 2 = 3 h
Distance covered by Peter when he met Oliver
= 3 x 84
= 252 km
(b)
Distance travelled by Oliver
= 5 x 62
= 310 km
Distance of the two parks
= (252 + 310) ÷ 2
= 562 ÷ 2
= 281 km
Answer(s): (a) 252 km; (b) 281 km