Answer:
its 1
Step-by-step explanation:
i just know
Answer:
I don't know about you, but I would say the dog because it is the only relative object about the size and volume of the dog.
Rate for Sally is 1 room per 8hrs
rate for Steve is 1 room per 7hrs
combined rate:
1/8 + 1/7 = 1/T
7/56 + 8/56 = 1/T
15/56 = 1/T
56/15 = T
3 11/15 = 3 hrs 44 min
4 km = 4000 meters
7000 meters = 7 km
therefore julia ran further.
hope this helps you
