Formula used: (xa)b = xab If xa = xb then a = b Calculation: √3n = 729 ⇒ √3n = (32)3 ⇒ (3n)1/2 = (32)3 ⇒ (3n)1/2 = 36 ⇒ n/2 = 6 ∴ n = 12
98 219 75 244 ? 273
6 7 15 46 185 ?
...If 152, 242, x , 332, 404, 314,
then find the value of (2x – 1)?
...There are 3 series, you have to find value of a, b, c and then establish relation among a,b,c.
19, 25, 45, a, 553, 2767
1560 760 360 160 6...
18 22 49 ? 190 226
...9134 170 ? 577 1306
...61, 48, ?, 35, 87, 22
22 39 58 81 ? 141
462 478 510 558 ?
...318 228 148 78 18 ?
