The good ship Algebra lay at anchor in Montreal Harbour. An interested spectator observed that a ladder was dangling from her deck; that the bottom five rungs of the ladder were submerged; that each rung was 5 cm wide and that the rungs were 21 cm apart. The tide was rising at the rate of 32 cm per hour. At the end of two hours, how many rungs would be submerged? 3,

Principles of Foundation Engineering (MindTap Course List)
9th Edition
ISBN:9781337705028
Author:Braja M. Das, Nagaratnam Sivakugan
Publisher:Braja M. Das, Nagaratnam Sivakugan
Chapter18: Sheet-pile Walls
Section: Chapter Questions
Problem 18.17P
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The good ship Algebra lay at anchor in Montreal Harbour. An interested spectator observed
that a ladder was dangling from her deck; that the bottom five rungs of the ladder were
submerged; that each rung was 5 cm wide and that the rungs were 21 cm apart. The tide was
rising at the rate of 32 cm per hour. At the end of two hours, how many rungs would be
submerged?
3.
Transcribed Image Text:The good ship Algebra lay at anchor in Montreal Harbour. An interested spectator observed that a ladder was dangling from her deck; that the bottom five rungs of the ladder were submerged; that each rung was 5 cm wide and that the rungs were 21 cm apart. The tide was rising at the rate of 32 cm per hour. At the end of two hours, how many rungs would be submerged? 3.
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