Answer:
By wealth, or how much profit people make in a business
Explanation:
Sometimes this is in movies, but in the real world this is essential so they can keep track of profits and customer services
Answer: rain
Explanation: thank the guy below me
Answer:
The wavelength of any wave with a constant speed is inversely proportional to its frequency, because as something vibrates more frequently, there is less time between one vibration and the next. Each complete vibration is one wavelength, so if there is less time, it can only go a shorter distance.
Explanation:
