PREPARATORY QUESTIONS

NUMBER SEQUENCES

PREPARATORY SET-07

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.

 

439   436   825   764   746

 

Question No : 1

If all the digits within the number are arranged in ascending order then the second lowest number after the rearrangement will be associated with ___.

(1) 439     

(2) 436 

(3) 825 

(4) 764 

(5) 746

Question No : 2

If all the digits within the number are arranged in descending order then the sum of the first digit of the largest number thus formed and the second digit of the second largest number thus formed is ___.

(1) 13  

(2) 10  

(3) 11  

(4) 15        

(5) 14

Question No : 3

What is the product of the first digit of the lowest number and third digit of the third lowest number?

(1) 24        

(2) 32        

(3) 48  

(4) 20  

(5) None of these

Question No : 4

What is the difference between the largest digit of the largest even number and the smallest digit of the smallest odd number in the group?

(1) 0      

(2) 1    

(3) 2    

(4) 3    

(5) None of these

Question No : 5

If all the digits of each number are multiplied, then which number in the group will give the smallest product?

(1) 439

(2) 436 

(3) 746 

(4) 764

(5) Both (3) and (4)