A man on tour travels first 160 km at 64/hr.and the next 160km at 80km/hr.what is the average speed for the first 320km of the tour?
Answers
Answered by
3
Explanation:
Total time taken = (160/64 + 160/8)hrs
= 9/2 hrs.
Average speed = (320 x 2/9) km.hr
= 71.11 km/hr.
Answered by
0
Answer:
71.11 km /HR.
Step-by-step explanation:
Total time taken =(
64
160
+
80
160
)hrs.=
2
9
rs.
∴ Average speed =(320×
9
2
) km/hr= 71.11 km/hr.
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