IBM Aptitude placement papers 2007

Directions (1-10): What will come in place of the question mark (?) in the            following questions?
              1.         36 +14 x0.5 = ?

                        1) 25
                        2) 42
                        3) 50.5
                        4) 25.5
                        5) None of these

            2.         0.05 x 0.01= ?

                        1) 0.0005
                        2) 0.005
                        3) 0.05
                        4) 0.00005
                        5) None of these            3.         0.2 x10 ^-2
= ?                        1) 2
                        2) 0.02
                        3) 0.002
                        4) 0.0002
                        5) None of these

            4.         15 –10 +5 x 2÷5 = ?

                        1) 70
                        2) 4
                        3) 5
                        4) 17
                        5) None of these          

            5.         (12+12+12+12) x12×12 = ? x 48

                        1) 576
                        2) 6912
                        3) 24
                        4) 144
                        5) None of these

            6.         37% of 150-0.05% of 1000 =?

                        1) 50
                        2) 55
                        3) 55.5
                        4) 55.55
                        5) None of these

            7.         999 x 99 x 9 ÷ 99 ÷ 9 ÷ 3 = ?
          ¼br />                         1) 111
                        2) 333
                        3) 999
                        4) 99
                        5) None of these

            8.         (15)⁹⁸  x (15) ^-95  = ?                        1) 3375
                        2) 225
                        3) 45
                        4) 75
                        5) None of these

            9.         3.75 + 2.832 – 1.00  + 1.803 = ?

                        1) 8.385
                        2) 4.009
                        3) 7.384
                        4) 5.01
                        5) None of these

            10.       x ÷  x ÷ = ?

                        1)

2)

3) 5

4)

5) None of these                                  Directions (11-15): What will come in place of the question mark (?) in the          following number series?
          ¼br />
            11.       3    20    87   392 ?                        1) 1612
                        2) 1963
                        3) 847
                        4) 2025
                        5) None of these

            12.       12   28   75   316   1555 ?

                        1) 9366
                        2) 9294
                        3) 7811
                        4) 9336
                        5) None of these

            13.       112   111  119   92  156   31 ?

                        1) 375
                        2) 287
                        3) 387
                        4) 247
                        5) None of these

            14.       1   15   16   31   47   78   125 ?

                        1) 172
                        2) 203
                        3) 139
                        4) 167
                        5) None of these

            15.       55   60    67   78   91  108 ?

                        1) 125
                        2) 121
                        3) 127
                        4)  89
                        5) None of these