Some guest are hosts (I) + All hosts are invitation (A) → Some guest are invitation (I) + No invitation is decoration (E) → Some guest are not decoration (O). Hence conclusion I follows. All hosts are invitation (A) + No invitation is decoration (E) → No hosts is decoration (E). Hence conclusion II follows.
100Â Â Â 180Â Â Â 294Â Â Â 448Â Â Â 648Â Â Â ?
56, 57, 49, 76, 12, ?
Select the number from among the given options that can replace the question mark (?) in the following series.
24, 35, 51, 73, 102, ?
15     12    ?     9     21     6
...6Â Â Â Â Â Â Â Â Â Â Â Â Â Â 3Â Â Â Â Â Â Â Â Â Â Â Â Â Â 24Â Â Â Â Â Â Â Â Â Â Â 218Â Â Â Â Â Â Â Â Â 3486Â Â Â Â Â Â Â 43575
10Â Â Â Â Â Â Â...
111   113   117   120   ?   133
7Â Â Â Â Â Â 15Â Â Â Â Â Â Â 31Â Â Â Â Â Â 63Â Â Â Â Â Â 127Â Â Â Â Â Â ?
...27Â Â Â 28Â Â Â Â 37Â Â Â Â 62Â Â Â 111Â Â Â ?
If 10 9 38 x 5428
Then, 2x² + 1 = ?
...59, 170, 301, 452, ?, 814