What is the value of the variable x after the following piece of code executes? x=[1,6,7]y=x[1]x[1]=x[0]x[0]=3y Write a statement that modifies an existing list called volumes_in_liters so that the element at index 6 of the list is the float 7.27. The length of the list shouldn't change, nor should any other elements. Input a list for k such that k's value after the code below executes is [3,12,9,5,7] y=k[0]k[0]=k[1]k[1]=3y