With this information, you can calculate the quantity of kilometers per hour 420 knots is equal to.
¿What is the inverse calculation between 1 kilometer per hour and 420 knots?
Performing the inverse calculation of the relationship between units, we obtain that 1 kilometer per hour is 0.0012856114 times 420 knots.
Which is the same to say that 420 knots is 777.84 kilometers per hour.
Four hundred twenty knots equals to seven hundred seventy-seven kilometers per hour. *Approximation
A kilometer per hour is zero times four hundred twenty knots. *Approximation