---
title: "A child (\\(m = 32 \\, \\text{kg}\\)) in a boat (\\(m = 71 \\, \\text{kg}\\)) throws a \\(7.1 \\, \\text{kg}\\) package out horizontally with a speed of \\(12.2 \\, \\text{m/s}\\). Calculate the velocity of the boat immediately after, assuming it was initially at rest. Ignore water resistance."
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url: "https://nerd-notes.com/ubq/22795/"
date_modified: "2025-10-16T05:26:00+00:00"
---

# A child (\(m = 32 \, \text{kg}\)) in a boat (\(m = 71 \, \text{kg}\)) throws a \(7.1 \, \text{kg}\) package out horizontally with a speed of \(12.2 \, \text{m/s}\). Calculate the velocity of the boat immediately after, assuming it was initially at rest. Ignore water resistance.

A child (\(m = 32 \, \text{kg}\)) in a boat (\(m = 71 \, \text{kg}\)) throws a \(7.1 \, \text{kg}\) package out horizontally with a speed of \(12.2 \, \text{m/s}\). Calculate the velocity of the boat immediately after, assuming it was initially at rest. Ignore water resistance.

*The answer key and step-by-step explanation are available to logged-in users at https://nerd-notes.com/ubq/22795/*