If it takes 6 florist's assistants 3 hours to pack 12 boxes of flowers, how fast can 16 assistants pack 16 boxes?

Question

Lavesh can paint a house in just 3 hours. However, it takes 6 hours for Vishesh to complete the same job.
How long would it take for both to complete the same job?

Answer 1

1.5 hrs

---

6 assistants- 3 hours - 12 boxes => 1 assistant- 3 hours - 2 boxes =>16 assistants- 3 hours - 32 boxes => 16 assistants- 1.5 hours - 16 boxes
or
6 assistants- 3 hours - 12 boxes => 1 assistant- 3 hours - 2 boxes => 1 assistant- 1.5 hours - 1 box => 16 assistant- 1.5 hours - 16 boxes