Kenneth S. answered • 07/17/16

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Expert Help in Algebra/Trig/(Pre)calculus to Guarantee Success in 2018

_{6}C

_{3}•(0.125

^{3})•(0.875

^{3}) representing the number of ways that 3 of the 6 cars are unlocked and p, probability of unlocking, raised to power 3 along with 3 locked cars (individual probability 1-p).