Two bus tickets from city A to B and three tickets from city A to C cost Rs. 308 but three tickets ...
Two bus tickets from city A to B and three tickets from city A to C cost Rs. 308 but three tickets from city A to B and two tickets from city A to C cost Rs. 292. What are the fares for cities B and C from A ?
Answer/Solution
s. 8.2, Rs. 97.2
Steps/Work
If fares for cities B and C from A are x and y respectively, then
2x+3y=308 or 6x+9y= 924
3x+2y =292 or 6x+4y= 438
subtracting
5y =486
y= Rs 97.2
Hence B. Rs. 8.2, Rs. 97.2
ANSWER:B
2x+3y=308 or 6x+9y= 924
3x+2y =292 or 6x+4y= 438
subtracting
5y =486
y= Rs 97.2
Hence B. Rs. 8.2, Rs. 97.2
ANSWER:B