#### Answer

140 m

#### Work Step by Step

$54\approx50$
$17\approx20$
$50+50+20+20=140$

Published by
Pearson

ISBN 10:
0321955048

ISBN 13:
978-0-32195-504-3

140 m

$54\approx50$
$17\approx20$
$50+50+20+20=140$

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