1. Convert the given PHP statement from short style to XML style. 2. Write a single-line PHP comment that says Hello world 3. Write a

1. Convert the given PHP statement from short style to XML style.

Order Processed.

' ; ?>

2. Write a single-line PHP comment that says "Hello world"

3. Write a statement that accesses the contents of the field quantity in an array variable named $_POST.

4. Echo the string $hello world in such a way that the $hello variable's contents are interpolated into the output.

5. Assign the literal value o. oo to the variable named $totalamount