Answer:
A,B and C
Step-by-step explanation:
use rise over run to solve your answer
Yes it's 81
9 x 9 = 81
9 + 9 + 9 + 9 + 9 + 9 + 9 + 9 + 9 = 81
Your welcome
approximately 2/3 of all students are not wearing braces because 165 (the difference of 250-85) /250 is 0.66