39 s 150% of what number?

Which function families have maximums and minimums? 1.)linear absolute value functions and exponential functions 2.) linear absolute value functions and quadratic functions 3.) linear absolute value functions and linear functions 4.) linear absolute value functions and constant functions

Abank gives 6.5% interest per year. what is the growth factor b in this situation?

If you answer 2+2 you will get over 80 points