The average adult has approximately 1.25 gallons of blood. Blood donors typically donate 1 pint of blood. How many donations wou
ld it take until someone donated all of his or her blood? Even though that's not possible! Hint: refer to the conversion graphic right to determine how many pints there are in 1 gallon.
10 pints. We know that there are 8 pints in a gallon. We have one gallon so we already have 8 pints. Then there is a .25 gallon, this is equivalent to one-fourth of a gallon. So 1/4 times 8 is 2. 8 + 2 is 10 pints.