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The arithmetic mean of series 1, 2, 4, 8, 16, . . . . . . , 2n is -


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This Chapter Averages-Aptitude-Questions consists of the following topics

A, B, C and D are four consecutive even numbers respectively and their average is 65. What is the product of A and D?

The arithmetic mean of series 1, 2, 4, 8, 16, . . . . . . , 2n is -

The following table shows the number of working hours and the number of employees employed in a small scale industry<br> <table class="table-style-1" style="text-align:center"> <tr> <td>No. of working hours </td> <td>No. of employees </td> </tr> <tr> <td>3 - 5 </td> <td>7</td> </tr> <tr> <td>5 - 7 </td> <td>10</td> </tr> <tr> <td>7 - 9 </td> <td>18</td> </tr> <tr> <td>9 - 11 </td> <td>57</td> </tr> <tr> <td>11 - 13 </td> <td>14</td> </tr> <tr> <td>13 - 15 </td> <td>8</td> </tr> </table> <br> The average number of working hours of an employee is

The arithmetic mean of the series 1

2

4

8

16

. . . . . .

2<sup>n</sup> is -

Averages Aptitude Questions

Arithmetic-Aptitude