For Sale: 10kg of gold. As of today 10kg of gold equals $X (source: google) For Sale: X gallons of gas. As of today X gallons of gas equals $X (source: my loc

For Sale: 10kg of gold. As of today 10kg of gold equals $X (source: google) For Sale: X gallons of gas. As of today X gallons of gas equals $X (source: my local gas station)