UPSC Government Jobs Exams Category

The letters of the word WEDNESDAY are arranged in a line, each arrangement ending with letter S. How many different arrangements are possible? How many of them start with letter D?

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UPSC Other Question

How many 3-letter words can be made using the letters of the word ORIENTAL? In how many ways can 6 boys and 5 girls be arranged for a group photograph if the girls are to sit on chairs in a row and the boys are to stand in a row behind them?