Complete required steps:

$1.$ Declare an array $numbers with $10$ random integers $($between $1$ to $100).$

$2.$ Then loop through the array and print out each number.

Use the same array for remaining questions:

$3.$ Write a PHP script to find the minimum element in an array.

$4.$ Write a PHP script to remove all odd numbers from an array.

$5.$ Write a PHP script to sort an array in descending order.

$6.$ Write a PHP script to check if an element exists in an array.