Playing With Numbers
A four-digit number abcd is divisible by 11, if d + b = _______ or _____
Playing With Numbers
1 x 35 is divisible by 9 if x = _______.
Playing With Numbers
The difference of three-digit number and the number obtained by
putting the digits in reverse order is always divisible by 9 and ___________.
Playing With Numbers
The difference of a two–digit number and the number obtained by
reversing its digits is always divisible by ___________.
Playing With Numbers
The sum of a two–digit number and the number obtained by reversing
the digits is always divisible by __________.
Playing With Numbers
3×5 is divisible by 9 if the digit x is __________.
Playing With Numbers
20×3 is a multiple of 3 if the digit x is ______ or ______ or ______.
Playing With Numbers
3134673 is divisible by 3 and ______.
Playing With Numbers
Which of the following numbers is divisible by 99
(a) 913462 (b) 114345 (c) 135792 (d) 3572406
Playing With Numbers
If 6 A × B = A 8 B, then the value of A – B is
(a) –2 (b) 2 (c) –3 (d) 3