- 1. How long will it take the sink to fill up?
- 2. Write down a guess.
- 3. Write down an answer you know is too high. Too low.
- 4. What information would be useful to know here?
- video — drops per second
- video — ml per second
- image — the capacity of the sink
- image — the cost of water
- 5. Describe two scenarios where a leaky faucet would take a week to fill something up.