Question

se ha adquirido 3kg de manzanas y nos han cobrado 3,45 dolares,¿cuanto nos cobrarian por 1, 2, 5 y 10kg?

Answer 1

$\frac{3}{1} = \frac{3.45}{x}$
X = (3.45•1)/3
X = 1.15

1kg = $1.45
2kg = (1.45•2) = $2.90
5kg = (1.45•5) =$ 7.25
10kg = (1.45•10) = $14.5