Question

An old man walks 1 km 20 m in 20 minutes. Find his speed in km/hr.
​

Answer 1

Answer:

Speed = distance/time

then

speed = 1.020/1/3 = 3(1.02)/1 = 3.06 km/hr

hope it helps. ...

Answer 2

Answer:

Step-by-step explanation:

distance = 1km 20m = 1km + 20/1000 km = 1.02 km

time = 20 min = 20/60 =1/3 hr

speed = distance/time = 1.02 / (1/3) = 1.02 * 3 =3.06 km/h