A family on vacation drove the first 200 miles in 4 hours and the second 200 miles in 5 hours. Which expression below gives their average speed for the entire trip?
A.200+2004+5
B.(2004+2005)÷2
C.2004+2005
D.4004+4005

Answer :

Answer:

(2004+2005) divided by 2

Step-by-step explanation:

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