Question: If a ' b = 2a - 3b + ab, then 3 * 5 + 5 * 3 is equal to : (1) 22 (2)

If a ' b = 2a - 3b + ab, then 3 * 5 + 5 * 3 is equal to : (1) 22 (2) 24 (3) 26 (4) 28 ISSC CGL Prelim Exam. 04.07.1999 (First Sitting) P If p x q=p+q+ q . the value of 8 x 2 is : (1) 6 (2) 10 (3) 14 (4) 16 ISSC CGL Prelim Exam. 04.07.1999 (Second Sitting) Two numbers x and y (x > y) are such that their sum is equal to three times their difference. 3xy Then value of 2(x2 - y2 will be: (1) (2) 1 1 (4) (SSC CGL Prelim Exam. 04.07.1999 (Second Sitting) The value of 1 1+ X x41 x+2 X43 is : (1) 1+- X+4 (2) x+4 WW\\ x+4 (4) X X
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