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$40\%$ of deaths on city roads may be attributed to drunken driving. The number of degrees needed to represent this as a slice of a pie chart is

  1. $120$
  2. $144$
  3. $160$
  4. $212$
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Migrated from GO Electronics 4 years ago by Arjun

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Answer is B.

$40 \%$ of $360^{\circ} = \frac{40}{100} \times 360^{\circ}= 144^{\circ}$

So, the number of degrees needed to represent $40 \%$ in a pie chart is $144$
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