Latest Tech Mahindra Aptitude Question SOLUTION: 1. KNQ, TWZ, CFI, ___. 2. FIK:JGO::DFR:___. 3. ABC:ZYX::IJK:___. 4. JKLM:XYZA::NOPQ:___. 5. 1, 2, 4, 8, 16, 32, __. 6. 0, 1, 8, 27, 64, __. 7. 37, 29, 23, 19, 17, __.