📅 NSB Middle School 2009🎓 MS🔄 Round 17#️⃣ Question 21❓ TOSS-UP✍️ Short Answer
Leona swims directly across a river at 4 kilometers per hour and the river has a current of 5 kilometers per hour. To the nearest whole number, what is Leona's total velocity, in kilometers per hour?
✔️Answer:6
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