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If the best and the worst paper never appear together, then six examination papers can be arranged in how many ways
In how many ways can the letters of the word VERBALbe rearranged?
There are 2 multiple choice questions with 5 options.If there is only one correct answer, in how many ways can a student answer the questions correctly?
There are 2 multiple choice questions with 5 options.If there is only one correct answer, in how many ways can a student answer the questions correctly?
What is the value of 5!