Question

for which of the following pairs would it be easiest to discern a difference in weight?

a.a 2-liter bottle of water and a 2.1-liter bottle of water

b.a 5-pound free weight and a 5.5-pound free weight

c.a 20-pound child and a 22-pound child

d.a 1-pound bag of sugar and a 2-pound bag of sugar

Answer

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