Question

the taxi charges in a city consist of a fixed charge together with the charge for the distance covered. For a distance of 13 km, the charge paid is Rs 129 and for a journey of 22 km, the charge paid Rs. 210

Answer 1

Explanation:

let, fixed charge be ®x and the charge per 1km is ®y.

given, for a distance of 10 km the charge paid is 220.i.e,x+10y=220

let it be equation 1.

for a journey of 15 km the charge paid is ®310.i.e,x+15y=310.let it be equation 2.

solving equations 1 and 2..

1)the fixed charge per km is ®410.

2)charge for travelling 25km =x+25y=40+25(18)=40+450=®490.

hint:®mean rupees..

hope it helps u....