[tex]15) \frac{12}{n + 2} [/tex]
[tex]a) \frac{12}{2 + 2} = \frac{12}{4} = 3[/tex]
[tex] \frac{12}{6 + 2} = \frac{12}{8} = \frac{3}{2} [/tex]
[tex]b) \frac{12}{3 + 2} = \frac{12}{5} [/tex]
[tex] \frac{12}{9 + 2} = \frac{12}{11} [/tex]
[tex]c) \frac{12}{11 + 2} = \frac{12}{13} [/tex]
[tex] \frac{12}{65 + 2} = \frac{12}{67} [/tex]
[tex]d) \frac{12}{3 + 2} = \frac{12}{5} = 2.4[/tex]
[tex] \frac{12}{6 + 2} = \frac{12}{8} = 1.5[/tex]
[tex]e) \frac{12}{25 + 2} = \frac{12}{27} = 0.(4)[/tex]
[tex] \frac{12}{52 + 2} = \frac{12}{54} = 0.(2)[/tex]
[tex]f) \frac{12}{178 + 2} = \frac{12}{180} = 0.0(6)[/tex]
[tex] \frac{12}{358 + 2} = \frac{12}{360} = 0.0(3)[/tex]
