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U > Q > P > S > R > T Explanation - S is older than only T and R and R is not the youngest, T will be the youngest and Q is older than P but younger than U, according to this U is the oldest. Age of T is 28 years. Age of Q is 42 years as he is the second oldest and P is between Q and S so age of P will be 35 years of age.
97, 75, 108, 64, ?, 53
64, 80, 120, 210, ?, 945
827, 820, 806, 785, 757, ?
? , 864, 432, 144, 36, 7.2
45, 166, 607, 1568, 3249, ?
32 48 96 ? 720 2520
64, 32, ? , 48, 96, 240
324 972 486 1458 729 ?
...What will come in place of the question mark (?) in the following series?
15, 16, 25, 50, 99, 180, ?
3 2 3 6 14 ? 115.5