Directions: Read and understand each question carefully. Write the letter of the correct answer on your answer sheet 1. In how many ways can you arrange 7 books in a shelf? A. 360 B. 72 C. 4 050 D. 5 040 2. Find the number of distinguishable permutations of the letters of the word PARALLEL.
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Permutations are arrangements of objects in a specific order. In this case, we want to arrange 7 books on a shelf, so we need to find the number of permutations of 7 books. The formula for permutations is given by nPr = n! / (n-r)!, where n is the total number Show more…
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