3. Answer the following three questions in around 100-200 words for each. Show how you have reasoned your answers. If you reference any sources, ensure your references are correctly inserted and formatted as per the last section in this guide.

a) A bat hunting environmental group is recording the sound inside an old house for 30 hours as MP3 audio files. About how much data will that be, expressed in GB?

b) A salesperson is trying to sell you a phone that has 16 GB of memory saying, thats enough space to record an hour of high quality video! This salesperson is probably wrong, but in which direction? Would you have more than enough memory or not enough?

c) Assume your Internet connection can transmit 1 million bits per second. Approximately how long would it take you to download 1 Terabyte of data? (Hint: first figure out how many bits a terabyte is, second be prepared to wait a long time).