Question

What part of a liter is one milliliter?

Answer 1

`"One thousandth"`

Explanation:

The prefix `"milli "-= 1xx10^-3`

Thus `1*L-=10^3*mL` `=` `cancel(10^3*mL)xxcancel(10^-3)*L*cancel(mL^-1)` `=` `1*L` as required.