A man covers a distance of 360 kilometre by train bus and car in the ratio of 10:2:7 The fare ratio of per kilometre is 5:7:9 If the per kilometre fare of the bus is 140 find the total expenditure on fare
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Answer:
let the distance be x
then...
10x+2x+7x= 360
fare ratio
5x:7x:9x
7x=140
x = 140/7
= 20
5x = 20x5
= 100 =>train
9x =20x9
= 180=>car
total = 140+100+180
=420
hope this helps
im really sorry if there are any mistakes
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