The letters of the word TRIANGLE are arranged at random. The probability that the word so formed starts with T and ends with R is

If the letters of the word FLOWER are arranged at random,the probability that the order of the consonants is not changed

Letters of the word MOTHER are arranged at random. Find the probability that in the arrangement: starting with a vowel and end with a consonant.

The letters of the word EQUATION are arranged in a row. Find the probability that arrangements start with a vowel and end with a consonant.

The letters of the word LOGARITHM are arranged at random. Find the probability that: begin with O and end with T.

The letters of the word 'EQUATION' are arranged in a row. Find the probability that: Arrangement starts with a vowels and ends with a consonant.

The alphabets of word ALLAHABAD are arranged at random. The probability that in the words so formed, all identical alphabets are found together, is