The answer is:
−6x2 + 2x − 4
Solution: 12x^3 - 4x^2 + 8x ÷ -2x = -6x +2x - 4
It would be 3.72 L because if you have three times the amount of 1.24 L then you would multiply 1.24 L times 3 and the answer is 3.72 L
There is no exact anser to that Qyestion there is an infinety amount numbers between two numbers.
But you can just put 0.221