SNAP Input Output Questions

Study the following information carefully and answer the given questions.

A word and number arrangement machine when given an input line of words and numbers rearranges them following a particular rule in each step. The following is an illustration of input and rearrangement.
Input: pepsi 56 coke sprite 12 fanta 32 48 rasna 15
Step 1: coke pepsi sprite 12 fanta 32 48 rasna 15 56
Step 2: coke 12 pepsi fanta 32 48 rasna 15 sprite 56
Step 3: coke 12 fanta pepsi 32 rasna 15 48 sprite 56
Step 4: coke 12 fanta 15 pepsi 32 rasna 48 sprite 56
Step 4 is the final step of the process.
Another input is processed through the same machine.
Input: 68 fly 24 38 pig 91 star 56 eagle air

correct answer:-4

A machine rearranges word and numbers as shown in the steps below.
Input: goose fun everyone 18 36 25 ail 66
Step 1: ail goose fun everyone 18 36 25 66
Step 2: ail 66 goose fun everyone 18 36 25
Step 3: ail 66 everyone goose fun 18 36 25
Step 4: ail 66 everyone 36 goose fun 18 25
Step 5: ail 66 everyone 36 fun goose 18 25
Last Step: ail 66 everyone 36 fun 25 goose 18

Using this information, answer the questions below:

correct answer:-3