C, negative 25/27.
........
-5/6 / 9/10
Answer: -25/27
Step-by-step explanation:
Apply the fraction rule: =-5/6 / 10/9
= 5/3 / 5/9
Multiply Factors: - 5*5/ 3*9
Multiply the numbers: - 25/ 3*9
= -25/27