Statements: Some pins are mirrors. Â
All mirrors are boxes.
Conclusions:I. Some boxes are pins.Â
 II. Some boxes are mirrors.
Some pins are mirrors(I)+ All mirrors are boxes(A) ⇒ Some pins are boxes(I) ⇒ Conversion⇒ Some boxes are pins(I). Hence conclusion I follow. All mirrors are boxes(A) ⇒ Conversion⇒ Some boxes are mirrors(I). Hence conclusion II follows. Alternate Method:
35, 36, 40, 49 , 65 , ?
29   46    65    88   ?      148
18, 25, 33, 42, 52, 63, ?
64Â Â Â Â Â Â 96Â Â Â Â Â Â Â 48Â Â Â Â Â Â 72Â Â Â Â Â Â 36Â Â Â Â Â Â ?
...362Â Â Â 284Â Â Â 393Â Â Â Â 451Â Â Â Â 144Â Â Â Â Â 221
...840 400 180 ? 15 -12.5
...4096 2048 514 64 4
...1001, 728, 513, 342, 217, ?
8      24       48      144      ?     864
...10    14    41    ?       182    218
...