Friday 9 December 2016

December 9th

We talked more about interest today.  We also talked about income tax, a bit about budgets, and a few more tips about money.  Some day you are going to have to spend money on boring things like furnaces and roof repairs too ;)

We tied interest questions in with the linear graphing unit by graphing interest over time.  I gave you four questions.

1.  Mikayla wants to take a $5000 loan.  RBC will charge her 5.5% per year simple interest.  List your facts, make a table of values and graph to TOTAL COST for each ear up to ten years.

2.  Oliver wants to buy a dirt bike.  He can get a loan from CIBC  for 6.5%.  If he needs $9000.  Graph his INTEREST over ten years.

3.  Jonah wants to build a castle with megblocks.  He can get a loan from the Credit Union for up to five years.  He needs $1200.  Graph the TOTAL COST each year for up to five years if the interest rate is 7%.

4.  Amy wants to buy a horse.  It is $14,300 for the horse she wants.  Amy can get a loan from the stable owner for 3%.  Graph the INTEREST she owes for 5 years.

For each question, list the facts, make a table of values and graph.  Label your graph and try to use as much of it as possible.

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