You can't convert knots to km - knots is a unit of speed, whereas km is a unit of distance.A knot is exactly 1.852 km/h; so to convert knots to km/hour (NOT to km), you need to multiply by that number.
17 knots=19.56 mph
10 knots = 11.51 mph
295 knots = 339.5 mph
620.270122 mph ==
1 knot is about 1.15 mph 20 knots = 23 mph you may try this online converter next time http://www.rillocenter.com/convert/speed.html
17 knots=19.56 mph
About 46 mph
11 knots = 12.65 mph
1,040 mph = 903.73 knots
356 mph = 309.35 knots.
317 mph = 275.5 knots
3.47590496 knots = 4 mph
74 knots is 85.1577 MPH
16.6 knots is about 19.1 mph
1.5 knots = 1.7 mph
437 knots = 502.9 mph
503 knots is approximately 578 mph. The conversion factor is 1 knot = 1.15078 mph.