Respuesta :

The answer is B, I believe.

My previous teachers would always say "If its 5 and above bump up, 4 and below, bump down." 

12.75

There's a 5, which means you need to bump up. So, it's 12.8.

Sorry if it isn't correct, but I hope I helped! :-)
Saise
the answer is D. 10.0