Can someone me with this one quickly?

What are the coordinates of the image of p for a dilation with center (0, 0) and scale factor 2

The tree filled 3/4 of a cup in 1/2 and hour at what rate does syurup flow from the tree

One cell phone plan charges $20 per month plus $0.15 per minute used. a second cell phone plan charges $35 per month plus $0.10 per minute used. write and solve an equation to find the number of minutes you must talk to have the same cost for both calling plans.