PREPARATORY QUESTIONS

NUMBER SEQUENCES

PREPARATORY SET-45

Direction (Qs.1 to 5): These questions are based on the following set of numbers.

 

978    721    327   198   654

 

Question No : 1

If all the digits in each number are arranged in ascending order within the number, then which of the following will form the third highest in the new arrangement?

(1) 327

(2) 654

(3) 978

(4) 721

(5) 198

Question No : 2

If first digit in each number is interchanged with the second digit then second digit is interchanged with third digit of number, then which of the following will form the highest number in the new arrangement?

(1) 327

(2) 654

(3) 978

(4) 721

(5) 198

Question No : 3

What will be the difference between the second digit of the highest number and third digit of the second lowest number?

(1) 4

(2) 5

(3) 6

(4) 3

(5) None of these

Question No : 4

If ‘2’ is added to all the given numbers, then the resultant of how many numbers will be completely divisible by 7?

(1) One

(2) Two

(3) Three

(4) Four

(5) More than four

Question No : 5

What will be the difference of the twice of lowest number and half of the highest number?

(1) 91

(2) 87

(3) 93

(4) 95

(5) None of these