Mechanical Test
Read each question and from the drawing work out which of the five answers is correct. You do not need any special knowledge to work out the answers.

  Which wheel turns the fastest when the tractor moves?  

A B C D All equal
  Which of these identical ships has the heaviest load?  
F G H All equal Cannot tell
  Which dam is the strongest?

K L M N All equal
  Which key will be the easiest to turn in a stiff lock?  
P Q R S All equal
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