40×5%=40×0.05=2(万元);(40-2)×2.43%×2×(1-20%)+(40-2)=38×0.0243×2×0.8+38=1.8468×0.8+38=1.47744+38≈1.48+38=39.48(万元);答:应缴纳营业税款2万元,小王叔叔实得本金和税后利 息共39.48万元.故答案为:2,39.48.
2,39.48