Khawla drove to the mountains last weekend. There was heavy traffic on the way there, and the trip took hours. When Khawla drove home, there was no traffic and the trip only took hours. If her average rate was kilometers per hour faster on the trip home, how far away does Khawla live from the mountains? Do not do any rounding.

Janet is mixing a 15% glucose solution with a 35% glucose solution. this mixture produces 35 liters of a 19% glucose solution. how many liters of the 15% solution is januet using in the mixture? a. 25 liters c. 28 liters b. 7 liters d. 10 liters

Given f(x) = 17-x^2what is the average rate of change in f(x) over the interval [1, 5]?

Hurry and answer this! circle x with a radius of 6 units and circle y with a radius of 2 units are shown which steps would prove the circles similar? translate the circles so they share a common center point, and dilate circle y by a scale factor of 4. translate the circles so the center of one circle rests on the edge of the other circle, and dilate circle y by a scale factor of 4. translate the circles so they share a common center point, and dilate circle y by a scale factor of 3. translate the circles so the center of one circle rests on the edge of the other circle, and dilate circle y by a scale factor of 3