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
If you don't understand ratio, try to use the model method. Draw 5 units for N and 1 unit for Siti. The difference will be 4 units. Hope this helps!
Date Posted:
2 years ago
Thank you!