The six-digit number 5ABB7A is a multiple of 33 for non-zero digits A and B. Which of the following could be possible value of A + B? 8         (b) 9        (c) 10      (d) 14

A six-digit number 4ABBSA is a multiple of 35 for non-zero digits A and B which of the following could be the possible values of A and B ?

An n-digit number is a positive number with exactly n Nine hundred distinct n-digit numbers are to be formed using only the three digits 2, 5, and 7. The smallest value of n for which this is possible is (a) 6 (b) 7 (c) 8 (d) 9

An n-digit number is a positive number with exactly n Nine hundred distinct n-digit numbers are to be formed using only the three digits 2, 5, and 7. The smallest value of n for which this is possible is (a) 6 (b) 7 (c) 8 (d) 9

An n-digit number is a positive number with exactly n Nine hundred distinct n -digit numbers are to be formed using only the three digits 2,5, and 7. The smallest value of n for which this is possible is (a) 6 (b) 7 (c) 8 (d) 9

If 1 * 548 is divisible by 3, which of the following digits can replace * ? (a) 0 (b) 2 (c) 7 (d) 9

If 1 * 548 is divisible by 3, which of the following digits can replace? 0 (b) 2 (c) 7 (d) 9

The largest digit in the number is 5 (b) 7 (c) 8 (d) 9

An n-digit number is a positive number with exactly n digit Nine hundred distinct n−digit numbers are to be formed using only the three digits 2, 5, and 7. The smallest value of n for which this is possible is (a) 6 (b) 7 (c) 8 (d) 9

Let n be the number of different 5 - digit number divisible by 4 with the digits 4,5,6,7,8 and 9 no digit being repeated in the numbers . What is the value of n ? Options are (a) 8 (b) 24 (c) 168 (d) 192 .