Word problem HELP! D=RT if you travel 150 mph in 3 hours what is the rate?

[Kimstwiztid]

The whole question:

the number of miles D traveled in T hours by an object moving at R rate (in mph) is given by D=RT If you travel 150 mph in 3 hours what is the rate?

 

[como]

R = D / T = 150 / 3 mph = 50 mph