One atta Time

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Compare the approximate speed per hour of Boat A to Boat B.

2+17+21+36+40 = 116 total knots
1+4+5+8+9 = 27 total hours
116÷27 = 4.3

8+15+19+35+44 = 121 total knots
1+2+3+6+8 = 20 total hours
121÷20 = 6.1

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