Write all possible two-digit numbers that can be formed by using the digits 2,3and4. Repetition of digits is not allowed. Also find their sum.
All possible two-digit numbers when repetition of digits is not allowed:
23,24,34,32,42,43
Write all possible two-digit numbers that can be formed by using the digits 3 and 5. Repetition of digits is not allowed.
Write all possible two-digit numbers that can be formed by using the digits 3 and 5. Repetition of digits is allowed.
Write all possible two-digit numbers using the digits 4.0and9. Repetition of digits not allowed. Also find their sum.