Every hour is 15$, thus you can do x for hours, and the function would be 15x
Answer: The number of days would be 7 days.
Step-by-step explanation:
Since we have given that
Variance = 30°
Standard deviation = √30 = 5.47
Mean = 4°
At 95% confidence, z = 1.96
So, number of days that the researcher select to measure the temperature would be

Hence, the number of days would be 7 days.
Answer:
$372
Step-by-step explanation:
$16-4=12/ticket
$12 x 31=$372
Answer:
-1
Step-by-step explanation:
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