The Capulet and Montague families love writing.
Last year, each Capulet wrote $4$ essays, each Montague wrote $6$ essays, and both families wrote $100$ essays in total.
This year, each Capulet wrote $8$ essays, each Montague wrote $12$ essays, and both families wrote $200$ essays in total.
**How many Capulets and Montagues are there?**
[[☃ radio 1]]