Answer:
8 becaus it dives. 2 meters second so if it dives to meters every second then all you have to do is add to to 4 seconds
Step-by-step explanation:
631/82000×100
=0.8
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121.52 feet
9.8+2.6 = 12.4
12.4 * 9.8 = 121.52
X<-19