A-A+ In how many of the years shown was the number 2022-08-01 20:12:40 问答库 阅读 166 次 问题详情 In how many of the years shown was the number of widgets sold at least three times the number of widgets sold in 1960？A．FourB．ThreeC．TwoD．OneE．None请帮忙给出正确答案和分析，谢谢！ 参考答案 正确答案：D
