The classic way to convey the error that exists in a measurement is a formula that shows the obtained measurement (X) as a sum of a true score plus some error. One version of this formula is: X = T + e. With this formula in mind, obtaining more precise measures depends on reducing error.
  Mega is the prefix meaning one million, therefore there are one million (1,000,000) gallons in a mega gallon.
How many gallons of gas does a Toyota Camry 2001 hold? 18.5 gallons max tank capacity. Just a note, when the orange light first illuminates on the gas tank guage when the needle is on E, you still have a little over 2 gallons of â¦ gas left in the tank.ow many gallons of gas does a Toyota Camry 2001 hold? 18.5 gallons max tank capacity. Just a note, when the orange light first illuminates on the gas tank guage when the needle is on E, you still have a little over 2 gallons of â¦ gas left in the tank.