Question 1151241
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You left home at 10 a.m. and walked 500 m to a friend's house. At 11, you all drove 5 km to the mall.
At 1:30, your friend drives you 4 km to your house.
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not well written
some missing details to determine time quantities


The question:  "The total distance you traveled, round trip, is, ?"
The time quantities or values given are not important.