PREPARATORY QUESTIONS

NUMBER SEQUENCES

PREPARATORY SET-48

Direction (Qs.1 to 5): The following questions are based on the five three digits numbers given below:

 

634   784   386   257   371

 

Question No : 1

If 1 is added in all the digits of each number and then digits are arranged in ascending order within the number, which of the following will be the second lowest number After the rearrangement?

(1) 257

(2) 784

(3) 634

(4) 371

(5) None of these

Question No : 2

If second digit is subtracted by one, then it is interchanged with third digit in each number, then which number will be the highest number After the rearrangement?

(1) 257

(2) 371

(3) 386

(4) 784

(5) None of these

Question No : 3

If in each number, both first and third digits are added and after that second digit is subtracted from that addition then how many numbers are greater than 5 after mentioned operation?

(1) One

(2) Two

(3) Three

(4) Four

(5) None of these

Question No : 4

If in each number, we subtract 1 in all the odd digits and add 3 in all even digits then, which of the following will be the lowest number after mentioned operation?

(1) 634

(2) 386

(3) 371

(4) 784

(5) None of these

Question No : 5

If all the digits in number are arranged in descending order, then which number is highest number?

(1) 784

(2) 634

(3) 257

(4) 386

(5) None of these