Problema Solution
The equation P = 1.16a + 9.27 models the percentage, "P", of people age "a" who pay off their credit card bills every month.
Estimate the percentage of cardholders who pay off their bills at age 27.
Answer provided by our tutors
P = 1.16a + 9.27
Here a=27
=> P = 1.16(27) + 9.27
= 31.32 + 9.27
= 40.59 %