Respuesta :
Make is a proportion
6/18=28/x
Cross multiply
18•28=6•x
504=6x
x=84
6/18=28/x
Cross multiply
18•28=6•x
504=6x
x=84
Answer:
3 lunches for the first one, and for the third one is 84.
Step-by-step explanation:
Brainliest? I sacrificed myself by getting them all wrong