For the past several years, a fire department has been
keeping track of the number of fire hydrants that have been opened
illegally daily during the heat waves. These data (rounded to
the nearest 10) are given in the table below. Use this
information to calculate how many hydrants the department should
expect to be opened per day during the upcoming heatwave.
Hydrants Opened
Days
20
14
30
9
40
8
50
12
60
5
70
4
The expected number of fire hydrants opened is
________________________________
(Round to the nearest whole number as needed.)
For the past several years, a fire department has been keeping track of the number of fire hydrants that have been open
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answerhappygod
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For the past several years, a fire department has been keeping track of the number of fire hydrants that have been open
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