PREPARATORY QUESTIONS

NUMBER SEQUENCES

PREPARATORY SET-29

Direction (Qs.1 to 5): There are five 3-digit numbers as given below and digits are counted from left to right, unless specifically mentioned.


576   947   435   986   922

Question No : 1

What is the resultant if the second digit of the third-highest number is added to the second digit of the second-lowest number?

(1) 11 

(2) 8    

(3) 12  

(4) 9    

(5) None

Question No : 2

If two is subtracted from all odd digits in the numbers, then in how many numbers, a digit appears more than once within the number?

(1) Two

(2) One

(3) Four

(4) Three

(5) None of these

Question No : 3

If all numbers are arranged in descending order from the left to the right then what is the addition of the numbers which are second from the left end and third from the right end?

(1) 1890

(2) 1869

(3) 1921

(4) 1918

(5) None of these

Question No : 4

If in each number, 2 is subtracted from the first digit and then the first and the second digits are interchanged in each number then which of the following will be the largest number?

(1) 947

(2) 435

(3) 986

(4) 922

(5) None

Question No : 5

If the positions of the first and the third digits are interchanged in each number then which of the following will be the second-lowest number?

(1) 922 

(2) 576

(3) 947

(4) 435

(5) None of these