helpPart A

The XML document is given below:

xml version$="1\mathrm{.}0"?>$

${75\mathrm{.}90}^{\text{'}\text{'}}>>$ report$>$

a sub $>$

report$>$

$a=95\mathrm{.}60>$

Database System

Ramez Elmasri

Shamkant $B$ Navathe

&$MMC$;

sub $>$

report$>$

$a$