PREPARATORY QUESTIONS

NUMBER SEQUENCES

PREPARATORY SET-71

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

 

764   538   753   289   423

 

Question No : 1

Which of the following is the second digit of the three digit number obtained by subtracting the lowest number from the highest number?

(1) 2

(2) 3

(3) 4

(4) 6

(5) 7

Question No : 2

If ‘1’ is added to the first digit in each number and then the position of the first and the third digits are interchanged, which of the following will be the third digit of the second highest number thus formed?

(1) 6

(2) 4

(3) 2

(4) 8

(5) 7

Question No : 3

In which of these numbers, the sum of all the three digits is an even number?

(1) 764

(2) 538

(3) 753

(4) 289

(5) 423

Question No : 4

Which of the following is the sum of the second and third digits of the second lowest number?

(1) 12

(2) 15

(3) 91

(4) 11

(5) 5

Question No : 5

If ‘1’ is subtracted from the third digit in the each number and the position of the first and third digits are interchanged, which of the following will be the first digit of the third highest number thus formed?

(1) 3

(2) 5

(3) 7

(4) 8

(5) 4