Question

The principal of High School has been asked to judge an art contest with 20 entries. In how
many ways can he assign first, second, third and fourth place

Answer 1

Answer:

720. just multiply 10 9 and 8 because  first, second, and third, that is means three and that's how many numbers you multiply from 10,so it equals 720.

hope this helps

Step-by-step explanation: