Put one dollar worth of gas in your car
Chat with our AI personalities
3/4 pump a gallon of gas
If it took you, on average, 5 seconds to say each number, it would take you 27 * 5 million seconds, or 135 million seconds. Divide that by 86400 to get 1562.5 days. Divide that by 365.25 to get 4.28 years. And that not counting time to sleep, eat, and go to the bathroom.
3
The period of a simple pendulum of length 20cm took 120 seconds to complete 40 oscillation is 0.9.
You need to make your question clearer.