marla begins walking at 3mi/h toward the library. Her friend meets her at the halfway point and drives her the rest of the way to the library. The distance to the library is 4mi. How many hours did Marla WALK?
Can someone plz take me step by step on what to do?

Question

marla begins walking at 3mi/h toward the library. Her friend meets her at the halfway point and drives her the rest of the way to the library. The distance to the library is 4mi. How many hours did Marla WALK?
Can someone plz take me step by step on what to do?

anonymous · Answer

half way there meant she walked half of four, which is two miles

anonymous · Answer

yea

anonymous · Answer

since distance is rate times time, we also have time is distance divided by rate
the distance is 2, the rate is 3 so she walked for $\frac{2}{3}$ of an hour (aka 40 minutes)

anonymous · Answer

is that the answer?