number series completion Model Questions & Answers, Practice Test for ibps so prelims 2023

How many such digits are there in the number 5831649 each of which is as far away from the beginning of the number as when the digits are rearranged in ascending order?

If the numbers from 1 to 45 which are exactly divisible by 3 are arranged in ascending order, minimum number being on the top, which would come at the ninth place from the top?

What should come next in the following letter series?
nsi, org, pqe, qpc, ?

The positions of the first and the fifth digits in the number 53216894 are interchanged. Similarly the positions of the second and the sixth digits are interchanged and so on. Which of the following will be the second from the right end after the rearrangement ?

The positions of how many digits in the number 53147926 will remain unchanged after the digits within the number are rearranged in descending order?