Question 829389
We're given the distance it will travel in one hour, 180km.
There are 60 minutes in an hour.  How many km will that car travel in one minute?
To find that, take the total per hour and divide by the number of minutes in an hour.
180 / 60 = 3
The car travels 3 km per minute.
.
In 45 minutes, it will travel 45 * 3, or 135.
In 36 minutes, it will travel 36 * 3, or ?
In 12 minutes, it will travel 
.
See if you can worth the other two.