Respuesta :

apologiabiology
some people don't consider 1 as a prime so

1,2,3,5,7,11

if you think 1 IS prime
1+2+3+5+7=18

if you think 1 IS NOT prime
2+3+5+7+11=23

it is either 18 or 23

I would consider 1 not prime and go with 23
Mayasprinkles

Answer: 28

Step-by-step explanation: I got the answer correct on a test :) hope this helped you xx