Grade five, volume two, exercises in math class, pages 87 and 88, answers.
In June, a residential community randomly selected the water consumption of the community for six days (unit: t), and the results were: 30, 34, 32, 37, 28, 365 and 438+0, so please estimate the total water consumption of the community in June (30 days) to be about t. Answer 960 The statistics of the number of books owned by a school in recent five years are as follows: the statistical year is 2008200920.