19. The Beaufort Scale measures the intensity of tornadoes. For a tornado 3
with Beaufort number B, the formula v = 1.9B2 may be used to
estimate the tornado's wind speed in miles per hour. Estimate the wind
speed of a tornado with Beaufort number 9.

The acceleration of an object due to gravity is 32 feet per second squared. what is acceleration due to gravity in inches per second squared?

The serenity and the mystic are sail boats. the serenity and the mystic start at the same point and travel away from each other in opposite directions. the serenity travels at 16 mph and the mystic travels at 19 mph. how far apart will they be in 3 hours?

What multiplys to be 1 but adds up to be 4