Respuesta :
Answer:
3 cookies
Step-by-step explanation:
If briannas freind ate twice than her then her freind ate 8 and add 4 and 8 and get 12, the subtract 12 from 15 and 15-12 is 3 so she has 3 cookies
Answer:
8
Step-by-step explanation:
30 divided by 4 ,7.5 then round its 8