Ellie has a 10 pound bag of sugar to make some treats. To make cookies, she needs 0.5 pounds of sugar, and to make fudge she needs 2.25 pounds of sugar. She wants to use twice as much sugar for the cookies as for the fudge. If c = number of batches of cookies and f = number of batches of fudge, choose the system of equations that models this situation.

If the sales price of a dvd is $20 and the markup is 34%, what is the cost of the dvd?

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?

What is the distance between a and b? round your answer to the nearest tenth. a coordinate plane is shown. point a is located at negative 1, 5, and point b is located at 4, 1. a line segment connects the two points.