Answer:
Yes repetition is permitting in permutations/combinations. It depends on the problem. For example a password being "555" is allowed. But in a race, racers logically can not repeat.
Step-by-step explanation:
Total = price per hour x number of hours + travel fee.
Total = 27h + 18
Answer:
45.7%
Step-by-step explanation:
16/14*40%=45.7%
