Question

What is the probability that four A’s come consecutively in the word ‘AMALGAMATION’

A 2/49 Correct Answer Incorrect Answer
B 1/55 Correct Answer Incorrect Answer
C 5/9 Correct Answer Incorrect Answer
D 2/13 Correct Answer Incorrect Answer
E None of these Correct Answer Incorrect Answer

Solution

Total number of words that can be formed from the letters of the word AMALGAMATION= 12!/(4!× 2!) When all the A’s are together then the number of words can be formed = 9!/2! Required Probability = 9!/2!/ 12!/(4!× 2!) =1/55

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