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  1. The letters B, G, I, N, R are rearranged to form the word 'BRING'. Find its probability ?
    1. 1/120
    2. 1/54
    3. 1/24
    4. 5/5 x 42
Correct Option: A

The five letters could be arrange in 5! ways.
One of them is 'BRING'.
∴ Required probability = 1/5!
= 1/(5 x 4 x 3 x 2 x 1)
= 1/120


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