Answer:
B.
Step-by-step explanation:
3/12 reduces to 1/4.
1/2 alone is greater than 1/4, so when 2/10 is added to 1/2, it is certainly greater than 3/12.
Answer: B.
The rule would be ~y=4x+3~
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Answer:

Step-by-step explanation:
The appropriate trig identity is ...

Here, you have a scale factor of 6 and a=3θ, b=θ. Filling in these values gives ...

Answer:

Step-by-step explanation:
From the given information:
The sample size is 28
The population mean is 24.5 (ppb)
The sample mean is 225.3 (ppb)
Thus, the null and the alternative hypothesis can be computed as:
Null hypothesis:

Alternative hypothesis:

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