A cracked ceramic cooktop should be replaced as soon as possible to reduce the risk of permanent damage to the entire unit. The cooktop is designed to protect the burners beneath them. Continue Reading.
An average person can walk a mile in 20 minutes and there is about 6.2 miles in 10km, so around 2 hours. You have to consider the person's size and physical condition. If you are somewhat fit, 10km in 2 hours is a breeze.
How long will it you take to walk 1km if you could walk 3km per hour?   1km per hour is 1/3 of 3km per hour, so the answer is 1/3 of an hour or 20 minutes.1 person found this useful.ow long will it you take to walk 1km if you could walk 3km per hour?   1km per hour is 1/3 of 3km per hour, so the answer is 1/3 of an hour or 20 minutes.