R. S. Aggarwal Solutions for Exercise 1: Exercise

In the following question, numbers have been arranged according to the same general pattern. Find the missing number in each question.

                                                 $310$

                     $296$                                                        $81$

  ?                                             $215$                                                    $14$

In the following question, numbers have been arranged according to the same general pattern. Find the missing number in each question.

                                               $72$

                    ?                                                      $16$

  $4$                                          $48$                                                   $8$

In the following question, numbers have been arranged according to the same general pattern. Find the missing number in each question.

                                                 ?

                     $225$                                                    $144$

  $12$                                        $81$                                                $15$

In the following question, numbers have been arranged according to the same general pattern. Find the missing number in each question.

                                              $132$

                     $121$                                                   $49$

  $7$                                           ?                                               $11$

Which of the given options fits correctly in the blank space to exhibit the similar pattern in each of the three sets below?

$84$                            $81$                            $88$

$14$       $12$             $18$        $9$                    ?          $11$

Some equations are solved on the basis of certain rule. Following the same rule find out the missing number.

$1 \left[3\right] 4=10, 3 \left[4\right] 6=26, 4 \left[5\right] 7=?$

Study each of the following table and choose the alternative which can best replace the sign of interrogation (?)

Study each of the following table and choose the alternative which can best replace the sign of interrogation (?)