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C. using a standard deck of 52 cards, the probability of selecting a 4 of diamonds or a 4 of hearts is an example of a mutually exclusive event. true of false

How many four digit even numbers can be formed from digits 1,2,3,4,5 if repetition is allowed. how can solve this using permutation formula

The gravitational force on the earth is six times greater than on the moon. this means objects weigh six times as much on earth as they do on the moon. if a person weighs 22 pounds on the moon, how much would that person weigh on earth?