Question 3312 – Mathematical-Reasoning

Two railway tickets from city A and B three ticketd from city A to C cost Rs. 177. Three tickets from city A to B and two tickets from city A to C city Rs. 173. The fare for city B from city A will be Rs.

Correct Answer: D

Question 48 Explanation:

Let P=Ticket from A to B
Q=Ticket from A to C
According to given data,
2P + 3Q = 177 –> 1
3P + 2Q= 173 –> 2

Multiply 1 by 3 and 2 by 2
6P + 9Q = 531
6P + 4Q = 346
– – –
———————–
5Q = 185
Q= 37
Substitute value of Q in 1
P=33