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We have, J sits second to the left of U. Only two persons are sitting between U and F. From the above condition, there are two possibilities Again we have, Only one person sits between F and E. E does not sit adjacent to U. The number of persons sits between U and E is the same as the number of persons sit between U and K.
Again we have, The number of persons sits between J and F is one less than the number of persons sits between K and E, when counted to the right of both J and E respectively E sits exactly in the middle of A and F. sits second to the right of A. From the above condition, case1 gets eliminated. Case 2 shows the final arrangement.
In a row of letters, a letter is 7th from left end and 15th from the right end. How many letters are there in a row?
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