SOLUTION: a) In how many different ways can the letters of the word KNOWLEDGE be arranged in such a way that the vowels always come together?
b) In a group of 6 boys and 4 girls, four chi
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Question 1164642: a) In how many different ways can the letters of the word KNOWLEDGE be arranged in such a way that the vowels always come together?
b) In a group of 6 boys and 4 girls, four children are to be selected. In how many different ways can they be selected such that at least one boy should be there?
c) From sale force of 150 persons, one will be selected to attend a special sales meeting. If 52 of them are unmarried, 72 are college graduates, and ¾ of the 52 that are unmarried are college graduates, find the probability that the sales person selected at random will be neither single nor a college graduate.
d) A jar contains 3 red. 5 green, 2 blue and 6 yellow marbles. A marble is chosen at random from the jar. After replacing it, a second marble is chosen. What is the probability of choosing a green and then yellow marble?
Answer by ikleyn(52781) (Show Source): You can put this solution on YOUR website!
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