Respuesta :
Let the cost at the supermarket be $x, then
(100 + 150)/100 * x = 5.4
2.5x = 5.4
x = 5.4/2.5 = 2.16
Therefore, the price at the supermarket is $2.16
(100 + 150)/100 * x = 5.4
2.5x = 5.4
x = 5.4/2.5 = 2.16
Therefore, the price at the supermarket is $2.16