A car journey of 300 km lasts 4 h. Part of this journey is on a freeway at an average speed of 90 km/h. The rest is on country roads at an average speed of 70 km/h.
Let T be the time (in hours) spent on the freeway.
a) In terms of T, state the number of hours travelling on country roads.
b) State:
i. The distance travelled on the freeway in terms of T
Distance Travelled=
ii. The distance travelled on country roads in terms of T.
Distance Travelled =
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c Find:
i. T
I'm having trouble finding T, Can someone help?
ii The distance travelled on each type of road.