Q279
A boy goes three equal distance, each of length x km, with speed of y km/hr, 3 y5 km/hr and 2 y5 respectively. If the total time taken is 1 hour, then x : y is equal to :
A boy goes three equal distance, each of length x km, with speed of y km/hr, km/hr and respectively. If the total time taken is 1 hour, then x : y is equal to :
A.
6 : 13
B.
6 : 23
C.
6 : 31
AnswerD.
6 : 37
Answer: Option C
Solution
Answer: Option C
Solution:
Total time taken :