Answer:
c
Step-by-step explanation:
Let x = the other rational number.
x(66/7) = (48/5)
Solve for x to find your answer.
It depends on how you count them. If you describe them by their dimensions, lowest one first, you can have
1 x 1 x 18
1 x 2 x 9
1 x 3 x 6
2 x 3 x 3
Of course, these dimensions can be put in any order.