Respuesta :

5 cakes = 3.50
7 cakes = x??

So you cross multiplication
5x=3.50 times 7
x= 4.90
ahall201
If 5 cakes cost 3.50 then 7 cakes cost 4.90
3.50 divided by 5 is 0.7
so each indibidual cake is 0.7
so multiply that by 7 you get 4.90

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