Question

These questions are based on the data given in following table,Number of candidates appeared and qualified in a written examination from six states over the years

State| A| B| C| D| E| F
Year| App.| Qual.| App.| Qual.| App.| Qual.| App.| Qual.| App.| Qual.| App.| Qual.
2006| 1260| 240| 2080| 350| 1600| 275| 2450| 420| 1800| 270| 3200| 380
2007| 840| 190| 2250| 400| 1700| 290| 2875| 480| 1950| 290| 3180| 360
2008| 1100| 220| 1850| 320| 1650| 260| 2700| 450| 2640| 340| 3520| 430
2009| 1425| 300| 1900| 360| 1820| 280| 3150| 510| 3380| 310| 3460| 400
2010| 1200| 225| 1680| 280| 1680| 300| 3200| 515| 2420| 380| 3380| 390
2011| 1050| 240| 1800| 300| 1900| 350| 3360| 540| 2250| 360| 3900| 480