How many meaningful English words containing 7 letters can be formed, with the second, third, fifth, seventh, eighth, ninth and the tenth letter of the word YARDMASTER, using each letter only once in each word? (To be counted from left)

How many meaningful English words containing 7 letters can be formed, with the second, third, fifth, seventh, eighth, ninth and the tenth letter of the word YARDMASTER, using each letter only once in each word? (To be counted from left) Correct Answer Two

Word: YARDMASTER

2nd letter = A; 3rd letter = R; 5th letter = M, 7th letter = S, 8th letter = T, 9th letter = E, 10th letter = R

Letters given: A, R, M, S, T, E, R

Possible words are SMARTER and ARMREST.

Hence, there are 2 such words.

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