Question

Q.How many 3-digit numbers can be formed from the digits 1, 2, 3, 4 and 5 assuming that

(i) Repetition of the digits is allowed?

(ii) Repetition of the digits is not allowed?

No spam
Irrelevant answers will be reported on spot​

Answer 1

Yup I'm Chinese.. my name is ChangYing so you can stop calling me cranky kitty.