Question

a girl walks 12 kilometres at the speed of 3 kilometre per hour. what change should she make in her speed to take i) an hour less and ii) an hour more to cover the distance.​

Answer 1

Answer:

Distance =speed ×time

Step-by-step explanation:

3/1×8/15 solve this you will get answer

Answer 2

Answer:

Give and take thanks.....