Question$-4($Practice with cells$)$:

Usually, cells are most useful for storing strings, because the length of each string can be unique.

a$.$ Make a $33$ cell where the first column contains the names: 'Joe', 'Sarah', and 'Pat', the

second column contains their last names: 'Smith', 'Brown', 'Jackson', and the third column

contains their salaries: $$30,000,$$$150,000,$ and $$120,000.$ Display the cell using disp.

b$.$ Sarah gets married and decides to change her last name to 'Meyers'. Make this change in

the cell you made in a$.$ Display the cell using disp.

c$.$ Pat gets promoted and gets a raise of $$50,000.$ Change his salary by adding this amount to

his current salary. Display the cell using disp.

The output to parts a$-$c should look like this:

The output to parts a$-$c should look like this: