Find the probability that not one
It is known that 35% of all students in a college are football fans. A sample of 12 students is selected at random. Find the probability that not one of these 12 students is a football fan.
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An investor is considering purchasing a small business. He knows that in case of a good market the business will yield $95,000 of profit; in case of a poor market there will be a loss of $15,000. It is known that the probability of a good market f
The rate of flow of steam is 0.5 kg/s. Calculate the quality or temperature of the steam leaving the nozzle and the exit area of the nozzle.
Suppose you decide to define your own temperature scale using the freezing point (-11.5 C) and boiling point (197.6 C) of ethylene glycol.
At the exit, P2 = 15 bar, and the velocity is 665 m/s. The mass flow rate is 2 kg/s. Determine the exit area of the nozzle, in m2.
Calculate the Molar Mass of vitamin C where a solution contains 55.0 g of vitamin C dissolved 25.0 g of water. The solution freezes at -2.34 degrees Celsius.
A positive charge of 4.40 uC is fixed in place. From a distance of 3.00 cm a particle of mass 6.70 g and charge +3.20 uC is fired with an initial speed of 80.0 m/s directly toward the fixed charge. How close to the fixed charge does the particle g
The highest barrier that a projectile can clear is 13.5 m, when the projectile is launched at an angle of 15.0 degrees above the horizontal. What is the projectiles launch speed?
Heat must be transferred from the cold space at a rate of 2 kW to maintain its temperature at -30ºC. What is the theoretically smallest (power) motor required to operate this freezer?
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