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The ages of 30 teachers in a school are ...

The ages of 30 teachers in a school are as follows:
25, 28, 43, 36, 27, 34, 50, 45, 30, 32, 51, 44, 33 31, 30, 35, 42, 45, 41, 47, 30, 34, 32, 35, 31, 36, 46, 56, 25, 36.
1. Make a frequency distribution table with intervals as 30-35.
2. Prepare a histogram of the above frequency distribution table.

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