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Answer:
Step-by-step explanation:
A = bh
B = 7
H=10
7x10 =70m
Steve and Chelsea will have the same amount of money on the 12 week. I can’t graph it but I am a little sure that is the answer
Answer:
15
Step-by-step explanation:
Answer: 37
Step-by-step explanation:
As per given description in the question, we have
Population standard deviation : 
Critical value for 98% confidence interval = 
Margin of error : E= 1 mile per gallon
Formula we use to find the sample size :

i.e. 

Therefore , the number of automobiles should be used in the test =37