Help I need this for my exam right now

In the diagram, the ratio of ab to ae is (1/2) . what is the ratio of the length of to the length of ?

Determine the fraction of total interest owed. after the fourth month of a 12-month loan: the numerator is: {(n + ) + (n + ) + (n + ) + (n + )} = , and the denominator is: {(n) + (n + 1) + + (n + )} = . therefore, the fraction is numerator/denominator (to the nearest tenth) =

The table represents a function. what is f(-2)? a.-3 b. -1 c.1 d.3