At 8 a.m., Henry and Tom left Park Q and drove towards Park R at average speeds of 100 km/h and 56 km/h respectively. Upon reaching Park R, Henry rested for 2 hours. He then headed back for Park Q at an average speed of 100 km/h along the same route. Henry and Tom met each other on their way at 1 p.m.
- How far had Henry covered when he met Tom on the way?
- How far apart were the two parks?
(a)
Time taken by Tom = 5 h
Time taken by Henry = 5 - 2 = 3 h
Distance covered by Henry when he met Tom
= 3 x 100
= 300 km
(b)
Distance travelled by Tom
= 5 x 56
= 280 km
Distance of the two parks
= (300 + 280) ÷ 2
= 580 ÷ 2
= 290 km
Answer(s): (a) 300 km; (b) 290 km