1.A businesswoman brought a personal computer for$108,000 a. Calculate her selling price on the computer if she wants to make a profit of 25%.

b. During transporting the personal computer to the customer it was damaged. Calculate her selling price if she incurred a loss of 5%.

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Kayla wants to find the width, ab, of a river. she walks along the edge of the river 65 ft and marks point c. then she walks 25 ft further and marks point d. she turns 90° and walks until her location, point a, and point c are collinear. she marks point e at this location, as shown. (a) can kayla conclude that δ and δ are similar? why or why not? (b) suppose de = 15 ft. what can kayla conclude about the width of the river?

If 25% of y is 30, what is 60% of y?

What is the correlation coefficient between the variables? round to three decimal places. enter your answer in the box