Question

I just need question a I don’t understand it and it would mean a lot if you can help me

Answer 1

Explanation:

Speed of Jo walking for 30 mins =distance covered by Jo in 30 mins/ Time taken i.e 30mins

`speed = (3km)/(30mins) = (3000m)/(30mins) = (100m)/(min)`

i.e 100 metres per min

He took rest for 10 mins .

Answer 2

rest in the journey for 1 hours

Explanation: