The last one
solid particles bump into each other
Answer: 16/45 of the spool
Step-by-step explanation:
2/5 of 8/9
2/5 * 8/9 = 16/45 (multiply numerators, and multiply denominators)
Cannot be further simplified.
Answer:
Y = 5.5x
The constant is 5.5
since no matter what y and x are there will always be a 5.5 difference
Also mark brainliest please
1 2/3 * - 3 1/2 =
5/3 * - 7/2 =
-35/6 which equals - 5 5/6 <=
Is the answer because it has no other side like 
