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Directions-Study the following diagram and answer the four questions.

Q:

The percentage of students securing marks less than 50 is

  • 1
    $$ 28{4\over 7}%$$
  • 2
    $$ 25{5\over 7}%$$%
  • 3
    $$ 23{13\over 21}%$$%
  • 4
    $$ 47{13\over 21}%$$%
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Answer : 1. "$$ 28{4\over 7}%$$"

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