$0. She got the $40 ring and then gave it back. 40-40=0.
Here's link to the answer:
linkcutter.ga/gyko
Answer:
132 students
Step-by-step explanation:
100% means all of something, so 100% can also be written as 1.00
Since we need 55% of 240, we can multiply 240 by 0.55 and get 132.
I’m pretty sure the Points are B, D, E and F