With this information, you can calculate the quantity of miles per hour 87 knots is equal to.
¿What is the inverse calculation between 1 mile per hour and 87 knots?
Performing the inverse calculation of the relationship between units, we obtain that 1 mile per hour is 0.0099882327 times 87 knots.
Which is the same to say that 87 knots is 100.11781 miles per hour.
Eighty-seven knots equals to one hundred miles per hour. *Approximation
A mile per hour is zero times eighty-seven knots. *Approximation