Using the same daily schedule (Sleep $8$ h, School $6$ h, Study $4$ h, Play $2$ h, Others $4$ h), the sector…

Using the same daily schedule (Sleep $8$ h, School $6$ h, Study $4$ h, Play $2$ h, Others $4$ h), the sector angle for Play is:
  1. $15^\circ$
  2. $20^\circ$
  3. $30^\circ$
  4. $45^\circ$

Solution

Angle $= (2/24)\times 360^\circ = 30^\circ$.

Asked in: IMO

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