How much is a milliliter

If you mean by 'How much is a milliliter to a litre'

It would be equivalent to:

1 milliliter = 0.001 litres

- - 236 of them make 1 cup

- - 946 of them make 1 quart

- - the volume of a tiny cube that's 1 centimeter along each edge

- - 16.4 of them in a little cube that's 1 inch along

- - 4.9 of them make a standard cooking teaspoon

- - a perfume that cost $50 an ounce would cost $1.69 per milliliter