UPSC Government Jobs Exams Category

The letters of the word PROMISE are arranged so that no two of the vowels should come together. Find the total number of arrangements

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UPSC Other Question

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? A family of 4 brothers and 3 sisters is to be arranged for a photograph in one row. In how many ways can they be seated if
(i) all the sisters sit together
(ii) No 2 sisters sit together