Note that 1 qt = 946.35 ml
To convert 8.9 qt to ml, multiply it with the conversion above,
that will be :
In multiplying significant figures, the least number of significant figures will follow.
In this case, 8.9 has 2 significant figures, so the answer must be in 2 significant figures also.
That will be :
The answer is 8.4 x 10^3 ml