Answer
(a) $p = 45,000~N~s$
(b) $p = 8.0~N~s$
Work Step by Step
(a) $p = mv$
$p = (3000~kg)(15~m/s)$
$p = 45,000~N~s$
(b) $p = mv$
$p = (0.200~kg)(40~m/s)$
$p = 8.0~N~s$
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