1)	can+complete+a+piece+of+work+in+15+days%2C+and+B+can+complete+the+same+work+in+20+days.+If+they+work+together%2C+how+many+days+will+it+take+them+to+complete+the+work%3F
2)	%E7%B5%84%E3%81%BF%E5%90%88%E3%82%8F%E3%81%9B+%E8%A8%80%E3%81%84%E6%8F%9B%E3%81%88
3)	humana+des+moines+procurement+jobs
4)	%E3%83%93%E3%83%BC%E3%82%BA%E3%83%AA%E3%83%BC%E3%80%80%E6%8B%B3
5)	%EB%8B%A5%ED%84%B0%EC%A7%80+%EA%B7%B8%EB%A6%B0+%EB%A7%88%EC%9D%BC%EB%93%9C+%EC%97%85+%EC%84%A0+%EC%8A%A4%ED%8B%B1+20g
6)	%E4%BA%9A%E6%B4%B2%E4%B9%B1%E7%A0%81%E4%B9%85%E4%B9%85%E4%B9%85
7)	%E3%82%AD%E3%83%BC%E3%83%8E%E5%92%8C%E6%AD%8C%E5%B1%B1+%E9%A7%90%E8%BB%8A%E5%A0%B4
8)	%E6%9B%B8%E7%B1%8D%E3%80%80%E8%A9%95%E4%BE%A1%E8%A6%8F%E6%BA%96
9)	%E3%83%91%E3%83%8A%E3%82%BD%E3%83%8B%E3%83%83%E3%82%AF+ES-WP9A-H+%E5%85%89%E3%82%A8%E3%82%B9%E3%83%86+%E3%82%B9%E3%83%A0%E3%83%BC%E3%82%B9%E3%82%A8%E3%83%94+%E3%82%B0%E3%83%AC%E3%83%BC
10)	Ames-Story+Environmental+Landfill
11)	%E4%B8%A4%E4%B8%AA%E7%88%B8%E7%88%B8%E6%B3%B0%E5%89%A7%E7%94%B5%E5%BD%B1%E7%99%BE%E5%BA%A6%E4%BA%91
12)	%EB%B9%84%ED%83%80%EB%AF%BC+%ED%98%90%EC%98%A4%EA%B4%91%EA%B3%A0+%ED%9A%8C%EC%82%AC