[A]. 4.5
[B]. 18.5
[C]. 54
[D]. 18
✅ The correct answer is option B.
The terms are alternatively multiplied by 1.5 and divided by 3. However, 18.5 does not satisfy it.
The terms are alternatively multiplied by 1.5 and divided by 3. However, 18.5 does not satisfy it.