9.The following set represents a set of rational numbers: {12.6,11/15,___,0} which could be the missing value in the set?

Answer:
[tex] \sqrt {196}[/tex]
Step-by-step explanation:
[tex]\bigg \{ - 12.6, \: \frac{11}{15}, \: \red{ \boxed{\sqrt{196} }}, \: \: 0 \bigg\}[/tex]