Direction (Qs.1 to 5): The following questions are based on the five three-digit numbers given below.
524 984 864 953 472
Question No : 1
If all the digits of each number are added, then the sum of which of the following number would be an even number?
(1) 984
(2) 953
(3) 864
(4) 472
(5) 524
Question No : 2
If in each number, the positions of the first and the second digits are interchanged, which of the following will be the second largest number?
(1) 472
(2) 524
(3) 953
(4) 864
(5) 984
Question No : 3
If in each number, all the three digits are arranged in descending order within the number, which of the following will be the second lowest number?
(1) 864
(2) 984
(3) 953
(4) 524
(5) 472
Question No : 4
If one is added to the first digit of each of the numbers, then how many numbers thus formed will have the third digit as a perfect square?
(1) One
(2) Three
(3) Four
(4) Two
(5) None of these
Question No : 5
If ‘1’ is added to the first digit of each number and ‘1’ is subtracted from the third digit, then which number will be the lowest?
(1) 984
(2) 472
(3) 524
(4) 953
(5) 864