Question

A 8.5 dog takes a nap in a canoe and wakes up to find the canoe has drifted out onto the lake but now is stationary. He walks along the length of the canoe at 0.47 , relative to the water, and the canoe simultaneously moves in the opposite direction at 0.17 .What is the mass of the canoe?
drwls
Your numbers need dimensions.
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A 9.1 kg dog takes a nap in a canoe and wakes up to find the canoe has drifted out onto the lake but now is stationary. He walks along the length of the canoe at 0.48 m/s , relative to the water, and the canoe simultaneously moves in the opposite direction at 0.14 m/s .