There is 4/5 of a litre of milf in a jar. if sue pours out 250 ml of milk from the jar, how much milk will be left?

Quick translate "x is 12 units from 20" into an equation. what are the values of x being described? if you can answer any of my other questions that'd be great too

Ametal rod is 2/5 meters long. it will be cut into pieces that are each 1/30 meters long. how many pieces will be made from the rod?

A(1,1) b(-3,0) c(-4,-1) d(3,-2) drag it to correct position