Spot the odd one out

Exercise and reference answers

Questions

1. Items

   1. Constant yearly interest
   2. Rising yearly interest
   3. Growing base

   Odd item

   Constant yearly interest

2. Items

   1. Last year's amount
   2. The original principal
   3. The new base

   Odd item

   The original principal

3. Items

   1. A = P + I
   2. Re-basing each year
   3. One fixed base

   Odd item

   One fixed base

Explanation