contestada

 If the total cost of x apples is b cents, what is a general formula for the cost, in cents,of y apples?

Respuesta :

Y * (b/x) = the cost of y apples
Because by calculating b/x you get the price of 1 apple.
AL2006
If 'x' apples cost 'b' cents, then each apple costs (b/x) cents.

'Y' apples cost 'y' times the cost of each one . . . . .  (y) times (b/x)  or  yb/x cents.