How many five-digit numbers can be made from the digits 1 to 7 if repetition is allowed?
A. 16807
B. 54629
C. 23467
D. 32354
Answer:A
How many five-digit numbers can be made from the digits 1 to 7 if repetition is allowed?
A. 16807
 B. 54629
 C. 23467
 D. 32354

Explanation: 75 = 16807 ways of making the numbers consisting of five digits if repetition is allowed.
