2. A person travels a distance of 50km. The amount he has to pay
Answers
Complete Question :- Taxi fare consist of a constant charge together with the charge for the distance covered. A person travelling 15 km pays Rs115 for the journey and a person travelling 27km pays Rs199 for it. A person travels a distance of 50km. The amount he has to pay .
Answer :-
Let fixed price of ride is Rs.x and charger per km is Rs.y .
so,
→ x + 15y = 115 ----------- Eqn.(1)
→ x + 27y = 199 --------- Eqn.(2)
subtracting Eqn.(1) from Eqn.(2),
→ (x + 27y) - (x + 15y) = 199 - 115
→ x - x + 27y - 15y = 84
→ 12y = 84
→ y = Rs.7
putting value of y in Eqn.(1),
→ x + 15*7 = 115
→ x = 115 - 105
→ x = Rs.10
then,
→ Total amount pay for 50 km = 10 + 50*7 = 10 + 350 = Rs.360 (Ans.)
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