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Answer:
Step-by-step explanation:
How many people used the public pool altogether? There isn't enough info
Anyways,
You would write two equations and solve using substitution / elimination / graphing
one equation is:
1.5x + 2.25y = 1258.5
(x is children, y is adults)
Answer:
I think the equation would be 345 = 121 + p
Answer: B. the 1101 people interviewed.
Step-by-step explanation:
- A sample is a subset of an entire population that we take to perform analysis regarding the required information.
Given : An opinion poll contacts 1101 adults and asks them, " Which political party do you think has better ideas for leading the country in the 21st century?" In all, 613 of the 1101 say, " The Democrats."
Here, 1101 adults are representing the subset of entire population of adults in US.
Therefore, The sample in this setting is 1101 people interviewed.
Hence, the correct answer is option(B).
Answer:
-9a -5b
Step-by-step explanation: