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** Q 2472545436. ** There are `240` balls and n number of boxes `B_1, B_2, B_3,

...... B_n` The balls are to be placed in the boxes such

that `B_1` should contain 4 balls more than `B_2, B_2` should

contain 4 balls more than `B_3`, and so on. Which one of

the following cannot be the possible value of `n?`

**IAS 2009 Prelims **