PREPARATORY QUESTIONS

NUMBER SEQUENCES

PREPARATORY SET-98

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

 

413   970   783   394   241   397

 

Question No : 1

What is the difference between the third digit of third highest number and that of the lowest number?

(1) 0

(2) 3

(3) 2

(4) 2

(5) 4

Question No : 2

For which number is the sum of all the digits within the number is the second highest?

(1) 413

(2) 783

(3) 241

(4) 970

(5) None of these

Question No : 3

If the first and the second digit of each number is interchanged, the second lowest number after the rearrangement will be associated to

(1) 413

(2) 241

(3) 783

(4) 970

(5) 397

Question No : 4

The product of the lowest digit of the highest number and the highest digit of the lowest number is

(1) 03

(2) 09

(3) 06

(4) 0

(5) 14

Question No : 5

If all the digits within the number are arranged in descending order, what is the middle digit of the fourth lowest number after the rearrangement?

(1) 3

(2) 4

(3) 7

(4) 2

(5) None of these