Ask Singapore Homework?
Upload a photo of a Singapore homework and someone will email you the solution for free.
See 1 Answer
done
{{ upvoteCount }} Upvotes
clear
{{ downvoteCount * -1 }} Downvotes
For this question, easiest to list out possible cases. Part iv, denominator is 5 x 4... because there is a choice of 5 numbers for the 1st choice and 4 numbers for the second choice.
Date Posted:
2 years ago