Sunny Co manufactures and sells suitcases. Currently sales are 2,000 units at a selling price of $147. Market research has established that for every $30 increase in price, sales will fall by 400 units.

Calculate the demand function for Sunny. With explanation.

1. p = 147 0.075Q
2. p = 297 0.075Q
3. p = 297 0.030Q
4. p = 147 0.030Q

Which of the options below are true for information systems? With explanation.

1. Key features of Enterprise Resource Planning systems (ERPs) are that they are IT systems that integrate the information requirements of different processes or functions within the organisation.
2. Passwords can be used to control the level of access to information.
3. Both above
4. None of the above