How many different 4-letter words can be formed using the letters of the word MATH, if all letters are used?, 24, 48, 72, 96, How many 5-digit numbers can be formed using the digits 1, 2, 3, 4, 5, 6, 7, 8, without repetition?, 7720, 6720, 7220, 6220, Eight cars enter a race. The three fastest cars will be given first, second, and third places. How many arrangements of first, second, and third places are possible with eight cars?, 406, 506, 256, 336, Tires on your cars should be rotated at regular intervals. How many ways can four tires be arranged?, 6, 12, 24, 48, How many different words can be formed using all the letters of the word BANANA?, 15, 30, 45, 60, Calculate the following:(i) nPr when n = 12, r = 5, 95040, 96040, 97040, 98040, In how many ways can seven books be arranged on a shelf?, 2040, 3040, 4040, 5040, , 24, 48, 36, 56, , 2, 4, 6, 8, A photographer is trying to take a picture of two men, three women, and four children. If the men, the women, and the children are always together, how many ways can the photographer arrange them?, 1828, 2008, 1728, 1998.

Permutations

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