It does so primarily for pupils in junior school. A variable interest rate would be too complicated for pupils of that age. Also, in real life simple interest is very rare but again, younger pupils are not mathematically sophisticated enough to handle that.
Chat with our AI personalities
Some expenses are the same amount each month and some vary. Mortgage and taxes stay the same each month. Expenses that vary are electricity, gas, and food.
These "variables" are called independent variables or constant variables meaning that they are capable of being changed by the experimenter but are intentionally held the same through each individual experiment.
i think it will stay the same each year
We know the formula C / d = pi. pi must stay a constant. That is why the ratio of the circumference C and the diameter d must have always the same length unit
Yes