alt Hacker NewsTo give an opposite examples, in metric your speed limits are multiples of 10, in the us multiples of 5. Either works but metric has a better tolerance. deca-kilometers perhour would be even better - but no such prefix exists.
To give an opposite examples, in metric your speed limits are multiples of 10, in the us multiples of 5. Either works but metric has a better tolerance. deca-kilometers perhour would be even better - but no such prefix exists.