Exams › SSC CGL (Prelims) › General
Correct answer: 31
The pattern is a @ b = a + b + ab? Checking: 4+3+4×3 = 19, so not that. Instead, observe that the results match a² − b: 4²−3=13, 7²−2=47, so not consistent. The intended pattern is a² − b²? 4²−3²=7, not matching. The consistent relation is a×b + a + b: 4×3+4+3=19, also not matching. The given examples fit a² − b +? Since 4²−3=13 and 9²−4=77, not matching. The only option consistent with the intended SSC-style pattern is 6@5 = 31, typically from a + b + ab = 6+5+30 = 41, so the question appears to rely on a hidden pattern; among the options, 31 is the keyed answer.