1. Write out the following proportions in words. a. 7:28 = 2:8
b. 3/4 = 1876
c. 9:72 = 2:16
d. 81/9 = 4576

45% of the trees in a park are apple trees. there are 27 apple trees in the park. how many trees are in the park in all?

Mat bought a phone for $100. he has to pay $30 per mouth. if he has paid $640 in total, how many mouth has he had the phone?

(05.03 mc) part a: explain why the x-coordinates of the points where the graphs of the equations y = 4x and y = 2x−2 intersect are the solutions of the equation 4x = 2x−2. (4 points) part b: make tables to find the solution to 4x = 2x−2. take the integer values of x between −3 and 3. (4 points) part c: how can you solve the equation 4x = 2x−2 graphically? (2 points)