Question
If 95 × 24 = 8, 48 × 24 = 6, 37 × 22 = 6, then 67 ×
33 = ?Solution
(9 + 5) – (2 + 4) = 14 – 6 = 8 (4 + 8) – (2 + 4) = 12 – 6 = 6 (3 + 7) – (2 + 2) = 10 – 4 = 6 (6 + 7) – (3 + 3) = 13 – 6 = 7
62, 87, 137, ?, 312, 437
4, 9, 25, ?, 121, 169
63 131 267 ? 1083 2171
32, 52, 82, 124, 180, ?
2807, 1400, 697, 346, 171, 84, 41, ?
36, 48, 24, 60, ?, 72
What will come in place of the question mark (?) in the following series?
112, 116, 121, ?, 134, 142
10Â Â Â 11Â Â Â Â 12Â Â Â Â 20Â Â Â Â 24Â Â Â Â ?
7 47 ? 223 359 527
...166    156    136   ?     66    16