For a batch of goods, after the first 20% reduction, the second 20% reduction. Now the price of this batch of goods is () A. 38%B. 40%C. 36%D. 39%

For a batch of goods, after the first 20% reduction, the second 20% reduction. Now the price of this batch of goods is () A. 38%B. 40%C. 36%D. 39%

(1-20%) × (1-20%), = 80% × 80%, = 64%; 1-64% = 36%; a: now the price of this batch of goods is 36% lower than the original price