Three three-of-a-kinds
What is the probability that a randomly chosen 10-card hand has exactly three three-of-a-kinds (and no four-of-a-kinds)?
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Americans have become increasingly concerned about the rising cost of Medicare. In 1990, the average annual Medicare spending per enrollee was $3267; in 2003, the average annual Medicare spending per enrollee
A proton and an alpha particle (q = +2e, m = 4 u) are fired directly toward each other from far away, each with an initial speed of 0.011 c. c is the speed of light (3.0 x 10^8 m/s) What is their distance of closest approach, as measured between th
Determine the net force acting on block A. Using Newton's 2nd law, formulate the equation of motion for block A and solve for its acceleration.
In addition to driving the air compressor, the turbine drives a generator. How much power does the compressor require from the turbine? How much power is left over for the generator?
A particle moving along the x axis in simple harmonic motion starts from its equilibrium position, the origin, at t = 0 and moves to the right. The amplitude of its motion is 2.7 cm, and the frequency is 2.30 Hz. (a) Find an expression for the pos
What is the velocity of flow into the pipe line? What is the velocity of flow into the filter? If the density of the pipe line gas is .0064 gms/cm^3 what is the density of the gas at the filter input?
Consider a normal population with u=42 and standard deviation= 5.4. Calculate the z-score for an x bar of 49 from a sample of size 23. (Give your answer correct to two decimal places.)
A toroidal selenoid has inner radio r1= 15.0 cm and outer radius r2= 18.0 cm. The selenoid has 250 turn and carries a current of 8.50 A. What is the magnitude of the magnetic field at the following distance from the center of the torus
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