In each of these question, there is some relationship according to some rule between the letters and numerals given in each row. Find the rule in each case and then choose the correct alternative from among the four alternatives given under it satisfying the same rule to fill in the vacant places in the third row.

FJ            $25$            $16$           NS

LZ           $25$            $196$         SX

NQ            ?               ?            WY

In each of these question, there is some relationship according to some rule between the letters and numerals given in each row. Find the rule in each case and then choose the correct alternative from among the four alternatives given under it satisfying the same rule to fill in the vacant places in the third row.

GM            $9$            $0$           KT

PS            $0$            $50$          UY

DI             ?               ?           CP

If the same functions are applied to reach the results in each of the three sets of numbers given below, then which number will replace the question mark in the third set of numbers?

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.

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