I need help A circle has a radius of 4.6 centimeters. What is the approximate area of the circle. Use 3.14 for pi.

Airline passengers arrive randomly and independently at the passenger-screening facility at a major international airport. the mean arrival rate is 10 passengers per minutes. compute the following probabilities. p(x = 4) p(x > 11)

The number of revolutions of two pulleys is inversely proportional to their diameters. if a 24-inch diameter pulley making 400 revolutions per minute is belted to an 8-inch diameter pulley, find the number of revolutions per minute of the smaller pulley.

You earn a 12% commission for every car you sell. how much is your commission if you sell a $23,000 car?