Is my Math here correct?
My PS sells 2.5g of 12% for $8 so that is 1.60 for the equivalent 6% Ultra?
I paid 1.83/gallon at Costo recently and am thinking the 12% at the PS is a slightly better deal.
TIA
My PS sells 2.5g of 12% for $8 so that is 1.60 for the equivalent 6% Ultra?
I paid 1.83/gallon at Costo recently and am thinking the 12% at the PS is a slightly better deal.
TIA