Fill in the blank space for the given series with the correct alternative.
$165, 195, 255, 285, 345, (...)$

Find out the wrong term from the given series.
$6, 13, 18, 25, 30, 37, 40$

Study the following arrangement carefully and answer the question.
$O, 4, E, J, 5, T, 1, A, M, Q, 3, 8, N, I, K, 7, W, F, 6, S, 9, U, 2, Y, X$
Which of the following is the fourth to the right of the tenth from the right end of the above arrangement?

How many such pairs of digits are there in the number $947863512$,each of which has as many digits between them in the number as they have between them when arranged in descending order?

In the number $7524693$,how many digits will remain at the same position from the beginning if the digits are arranged in ascending order?

Following questions are based on the five three-digit numbers given.
$513, 248, 371, 634, 167$
Which of the following is the last digit of the middle number when they are arranged in ascending order?