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Question
An engine pulls four identical carriages. The engine is 2/3 the length of a carriage and the total length of the train is 86.8m. Find the length of the engine.
12.4m
12m
11.5m
13m
ANSWER : 1
Descrption
<p>Let the length carriage=x</p><p>So the length of engine=(⅔)*X</p><p>According to question,</p><p>4x+(⅔)x=86.8</p><p>We get, x=8.266</p><p>So the length of engine = (⅔)*8.266=12.4</p>
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