Five coins are tossed. In how many ways can the first two be heads? You have ele
ID: 3251984 • Letter: F
Question
Five coins are tossed. In how many ways can the first two be heads? You have eleven different books: 4 blue, 2 red and 5 green. You want to put these books together on a shelf. In how many ways can this be done if the like colors must remain together? From a shipment of 60 transistors, of which 10 are defective, in how many ways can a sample of 7 transistors be taken in which at most 6 are defective? Find the number of distinguishable permutations of the word MISSISSIPPI. You take the letters in the word HAPPY and write each one on a slip of paper. You then place the pieces of paper in a basket. If you pull out the pieces of paper one at a time without replacement, what is the probability that you will spell out the word HAPPY?Explanation / Answer
4. The no. of distinguihable permutations of the word MISSISSIPPI are:
From a totala of 11 words, we have 4Is, 4Ss, 2Ps in the word MISSISSIPPI
So, we have the following as the distuingble permutations of the word:
= 11!/(4!4!2!) = 34650
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