Question #73dbc

1 Answer
EET-AP
Mar 15, 2017

The girl's average speed was 5 (sq)/s

Explanation:

Her average speed was: Sav = (Dt)/(Tt)

Where total distance: Dt = 6sq + 26sq + 23sq = 55sq

And total time: Tt = 2s + 4s + 5s = 11s

Sav = (55sq)/(11s) = 5(sq)/s

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