If I make a 40.2 on a test what fraction of the questions did I answer correctly

Find the solution of system of equation y= x-4 y=4x+2

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 owner of the plant nursery where you were tells you to fill 350 ml bottles from a 30 l from a fertilizer