Answer:
The answer would be A
Because dividing fractions is basically multiplying them, you would switch around th 9/10 and replace it with 10/9
-5/8 * 10/9
and you would get
- 50/72
then you would simplify,
50 divided by 2 = 25
72 divided by 2 = 36
and dont forget the negative
-25/36