250
14. A scooterist travels at 36 km/hr for 5 hours and at 45 km/hr for 4 hours. Find his average speed
for the whole journey.
15. Raju's school is 4 km away from his house. He walks from his house to school and comes back in
Answers
Answered by
1
Answer:
40km/h
Step-by-step explanation:
Average Speed = (36*5 + 45*4)/5+4
= (180+180)/9
= 40 km/h
Answered by
1
Answer:
40km/hr
Step-by-step explanation:
As we know that s=d/t
Avg speed =Total distance/ Total time
=>(36×5)+(45×4)/(4+5)
=>(180+180)/9
=>360/9
=>40km/hr\\
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