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Rohit live in city T and want to visit branch offices of his company in nearby cities P, Q, R and S. All cities are connected by two – way routes. The length of the route from T to P is 22 km, from P to R is 15 km, from R to Q is 26 km, from Q to P is 24 km, from Q to S is 19 km, from R to S is 17 km, from T to R is 25 km, and from T to S is 20 km. Select the maximum distance, in km, that Rohit require to cover to visit all branch offices and return to T. 
  • a)
    109 km
  • b)
    102 km
  • c)
    105 km
  • d)
    95 km
Correct answer is option 'A'. Can you explain this answer?
Most Upvoted Answer
Rohit live in city T and want to visit branch offices of his company i...
The possible routes are as follows:
T - P - R - Q - S - T = 22 + 15 + 26 + 19 + 20 = 102 km
T - P - Q - R - S - T = 22 + 24 + 26 + 17 + 20 =  109 km
T - S - Q - R - P - T = 20 + 19 + 26 +15 + 22 = 102 km
T - S - R - Q - P - T =  20 + 17 + 26 + 24 + 22 =  109 km
Hence, 109 km is the correct answer.
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Rohit live in city T and want to visit branch offices of his company in nearby cities P, Q, R and S. All cities are connected by two – way routes. The length of the route from T to P is 22 km, from P to R is 15 km, from R to Q is 26 km, from Q to P is 24 km, from Q to S is 19 km, from R to S is 17 km, from T to R is 25 km, and from T to S is 20 km. Select the maximum distance, in km, that Rohit require to cover to visit all branch offices and return to T.a)109 kmb)102 kmc)105 kmd)95 kmCorrect answer is option 'A'. Can you explain this answer?
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