UPSC Government Jobs Exams Category

In how many ways can 10- paise coin, two 20 paise, three 25 paise and one 50 paise coins be distributed among 8 children so that each child gets only one coin?

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UPSC Other Question
How many words can be formed using the letter A thrice, the letter B twice and the letter C once? In how many ways distinct ways can the product xy2z2 be written without using exponents?