List three ways in which random numbers may be generated for use in a simulation.

Random numbers for a simulation might come from
1) a table of random numbers

2) a computer random number generator, such as ones available in many spreadsheet programs

3) digitizing the noise of the Universe. Such random numbers are available on some web sites.

Same length is comparing because it’s saying its the same and not different

Well if you have 20 bats you probably want 20 balls? you don’t have enough context to answer the question.