National Intelligence Service Grade 7 Recruitment Exam

Practice session

A regional intelligence task force monitors four radar tracking stations. The table below lists the daily radar contacts recorded across five days: | Station | Day 1 | Day 2 | Day 3 | Day 4 | Day 5 | | :--- | :---: | :---: | :---: | :---: | :---: | | Alpha | 120 | 135 | 150 | 140 | 165 | | Bravo | 80 | 95 | 110 | 105 | 120 | | Charlie | 200 | 210 | 190 | 220 | 230 | | Delta | 150 | 160 | 140 | 180 | 170 | Which station exhibited the greatest percentage increase in daily contacts from Day 1 to Day 5?

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