In a doctor's office, 3 out of 5 people in the waiting room have a cold. if the doctor saw 38 patients during that same day, how many could he expect to have colds?

Find the measure of angle b in the following triangle

⦁plzzz me asap worth 30 points. part b: find the area of just the wood portion of the frame. this is called a composite figure. explain and show your work.

Jack has a rectangular piece of land, the area of which is represented by a1 = 9.5l. his brother has a different rectangular piece of land, the area of which is represented by a2 = l(14 − l). let a represent the area in square meters and l represent the length in meters of the pieces of land. the two equations plotted on a graph meet at a point as shown in the image