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There are 4 ranges of word problems.

The diagnostic test will place you in the range appropriate for you.

Your range is the one at which you miss a second question, unless your teacher has chosen to change the number.
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There are %d problems in each round.

Answer each question if you can, or choose "Answer step by step."

The step-by-step feature will ask you about:
     1) Evidence: numbers needed to solve the problem.
     
     2) Strategy: word clues to the problem-solving method.
     
     3) Operation: mathematical way to solve the problem.
     
     4) Solution: answer to the problem.
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There are %d problems in each round.

There are several steps to each problem.

These steps are:
     1) Evidence: numbers needed to solve the problem.
     
     2) Strategy: word clues to the problem-solving method.
     
     3) Operation: mathematical way to solve the problem.
     
     4) Solution: answer to the problem.

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