The product of predecessor and successor of 99 is:
9,702
9,800
9,900
9,988
Explanation for the correct option:
Given number is 99;
The successor of 99 is 100;
The predecessor of 99 is 98;
Hence product of successor and predecessor of 99
=98×100=9,800
Hence, the correct answer is option(B).
The product of the predecessor and successor of an even natural number is
The product of the predecessor and the successor of the greatest 2-digit number is
The product of the predecessor and successor of an odd number is necessarily divisible by