Cheryl and marcus are going to make 2 batches of muffins. the smaller batch is 2/3 the size of the larger batch. the recipe for the larger batch requires 3/5 cup of water. how much water will they need to make the smaller batch? they made a model to represent the problem. cheryl says they need 6/9 cup of water. marcus says they need 2/5 cup of water who is correct? explain.

Graph the system: f(x)= 3/x-2; f(x)= 1/2x + 2

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?

Af jewelry box is in the shape of a rectangular prism with an area of 528 cube inches. the length of the box is 12 inches and the height is 5 1/2 inches. what is the width of the jewelry box