Chau is saving money to buy a game. the game cost $20, and so far he has saved four-fifths of this cost. how much money has chau saved?

Which statement about the annual percentage rate (apr) is not true?

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?

Solve each quadratic equation by factoring and using the zero product property. 14x - 49 = x^2