1.

A man complete a journey in 10 hours. He travels first half of the journey at the rate of 21 km/hr and second half at the rate of 24 km/hr. Find the total journey in km.

Answer» (1/2)x + (1/2)x = 10 21 24 x + x = 20 21 24 15x = 168 x 20 x = 168 x 20 = 224 km. 15


Discussion

No Comment Found

Related InterviewSolutions