Complete the analogy.
81 : 45 :: 72 : ?
The sum of the digits of the 1st number is multiplied by 5 to obtain the 2nd number. 81 : 45 → (8+1) = 9,(9 × 5) = 45 Similarly, 72 : ? → (7 + 2) = 9,(9 × 5) = 45.
1240 600 ? 140 90 25
14 8 6 4 7 8.5
27 32 42 57 77 ?
6 6 13 39 ? 226
14 26 ? 558 4432 44270
14, 7.5, 8.5, 14.25, 30.5, ?
1512?9216
63 189 315 378 567 693
5 4 29 24 185 ?
32, 65 , 196, 785, ? , 23557
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