Q: Suppose are driving to visit a friend in another state. You are driving at an average rate of 50 mile per hour. You must drive a total of 345 miles. If you have already driven 145 miles, how long will it take you to reach your destination?

A: 5 Hours
B: 3 Hours
C: 4 Hours
D: 6 Hours

Question

Q: Suppose are driving to visit a friend in another state. You are driving at an average rate of 50 mile per hour. You must drive a total of 345 miles. If you have already driven 145 miles, how long will it take you to reach your destination?

A: 5 Hours
B: 3 Hours
C: 4 Hours
D: 6 Hours

anonymous · Answer

help plz

bibby · Answer

You have to drive 345-145 miles at 50 miles per hour. Does that simplify the question?

anonymous · Answer

so 345 -145 * 50

bibby · Answer

that would not match the answers in either units or numbers., gimme a bit, playin a game

bibby · Answer

Someone else will pickup I s'pose

nurali · Answer

Applying "distance formula":
d = rt
where 
d is distance
r is rate or speed

t is time

Solving for 't':
t = d/r

t = (345-145)/50
t = 200/50
t = 4 hours