Respuesta :

If 3 pound cost $12.60 then,
1 pound will cost $12.60/3 = $4.2
And if 1 pound cost $4.2 then 2.5 pound will cost 4.2 X 2.5 =$10.50

hope this help you!!!!!!
Hi!!
Answer:
12.60/3 then it gives you 4.2
4.2x2.5=10.50$
Hope I helped!