Set A= {0,3,8} Set A is not a subset of which set of numbers?

Rational numbers
Integers
Whole numbers
Counting numbers

Simplify (a/b - b/a) times (a - a^2/a+b) a - a^2/a=b is a mixed number

Recall that the owner of a local health food store recently started a new ad campaign to attract more business and wants to know if average daily sales have increased. historically average daily sales were approximately $2,700. the upper bound of the 95% range of likely sample means for this one-sided test is approximately $2,843.44. if the owner took a random sample of forty-five days and found that daily average sales were now $2,984, what can she conclude at the 95% confidence level?

Which inequality statement describes the two numbers on a number line? "? 7 and a number 5 units to the right of ? 7"