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The following table gives the number of pages written by Sarika for completing her own book for \(30\) days :
| Number of pages written per day | \(16-18\) | \(19-21\) | \(22-24\) | \(25-27\) | \(28-30\) |
| Number of days | \(1\) | \(3\) | \(4\) | \(9\) | \(13\) |
Find the mean number of pages written per day.
Answer:
The mean is .
[Note: Enter the answer in to two decimal number.]
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