11. An astronaut who weighs 180 lb on Earth weighs only 9 lb on Mars. How much would a person who weighs 13 lb on Mars weigh on Earth?
I also need fraction work

Click an item in the list or group of pictures at the bottom of the problem and, holding the button down, drag it into the correct position in the answer box. release your mouse button when the item is place. if you change your mind, drag the item to the trashcan. click the trashcan to clear all your answers. solve this quadratic equation using the quadratic formula. 2x2 - 2x=1 need asap

The measure of angle 0 is 600 degrees

How does the graph of y = 3x compare to the graph of y = 3-x?