Simple interest - modelling on the TI-83

	A bank offers 4.50% pa for term deposits up to 270 days.  A person invests $40000. Investigate the interest paid for different terms.
	A bank offers 13% pa for term deposits up to 360 days.  A person invests $125000. Investigate the amount paid on maturity for different terms.
	A bank offers 5.35% pa for term deposits up to 18 months.  Investigate the interest paid on different terms for an investment of $30000.
	A person wishes to invest $50000 in a term deposit to earn $3000 interest. Investigate the term (in days) needed at different rates of interest.

Select a button for a solution.