PREPARATORY QUESTIONS

NUMBER SEQUENCES

PREPARATORY SET-80

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

 

879   483   656   274   839

 

Question No : 1

If all the digits in each of the numbers are arranged in descending order within the number, which of the following will form the lowest in the new arrangement of numbers?

(1) 879

(2) 483

(3) 656

(4) 839

(5) None of these

Question No : 2

If all the numbers are arranged in ascending order from left to right, then which of the following will be the sum of all the three digits of the number which is exactly in the middle of the new arrangement?

(1) 17

(2) 15

(3) 14

(4) 13

(5) 19

Question No : 3

What will be the resultant of third digit of the lowest number is multiplied with the second digit of the highest number?

(1) 27

(2) 40

(3) 20

(4) 45

(5) 28

Question No : 4

If the positions of the second and the third digits of each of the numbers are interchanged, how many odd numbers will be formed?

(1) None

(2) Four

(3) Two

(4) Three

(5) One

Question No : 5

If one is added to the first digit of each of the numbers, how many numbers thus formed will be divisible by three?

(1) None

(2) One

(3) Three

(4) Two

(5) Four