A driver who drive at a speed of r mph for T hr will travel

A driver who drive at a speed of r mph for T hr will travel a distance d mi given by D=RT mi. How far will a driver travel at a speed of 56 mph for 5 hr?
I am kind of lost
D=56x5???

Solution

D = r*t, just means dist equal speed * time
:
You have
D = 56 * 5
D = 280 miles
:
Don\'t make it complicated, it\'s not!