Answers

2016-02-28T12:28:14+05:30
Suppose  cost of  travelling  is x km is  rs y
cost of travelling 10 km=98 RS
cost of travelling 1 km 98/10=Rs 9.8
and we have  asssumed that  cost of travelling x km  is Rs y
therfore linear equation will be  y=9.8x
similarly you can solve other

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