20.妈妈把100元钱存入银行,存定期两年,年利率为2.43%,到期时税前利息是多少元?列式( )
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A. | 100×2.43% | B. | 100×2.43%×2×(1-20%) | ||
C. | 100×2.43%×20% | D. | 100×2.43%×2 |