To get to work Sam jogs 3 kilometers to the train, then rides the remaining 5 kilometers. If the train goes 40 km per hour faster than Sam’s constant rate of jogging and the entire trip takes 30 minutes, how fast does Sam jog?

Question

To get to work Sam jogs 3 kilometers to the train, then rides the remaining 5 kilometers.  If the train goes 40 km per hour faster than Sam’s constant rate of jogging and the entire trip takes 30 minutes, how fast does Sam jog?

anonymous · Answer

are there any answer choices hun?

anonymous · Answer

a.  =8.2 km per hour c.  =6.7km per hour 
b.  =5.3 km per hour d.  =7.6km per hour

anonymous · Answer

I think it is B

anonymous · Answer

hey @Kfins99

anonymous · Answer

I am pretty sure it is B but I could be wrong, let me get my calculator! (: