Ira wants to determine the fast food restaurant preferred by the majority of twelve year olds in his town. Which sample populati
on should he survey to get a random sample?
A.) Every third child that enters junior high school on a particular day.
B.) Every twelve year old that enters a particular hamburger restaurant in town.
C.) Every twelve year old that leaves a particular pizza restaurant in town.
D.) Every third twelve year old that leaves school on a particular day.
1 answer:
The answer is D) because C) and B) are biased and would not be reasonable and A) has no guarantee of every third child being 12.
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There are 16 ounces in one pint. You multiply 16 by three, and you get 48 fluid ounces.
Answer:
48x-81
Step-by-step explanation:
18x+3(10x-27)
Then distribute
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Combine like terms
Final Answer: 48x-81