Idea Solution
<?php
if(!isset($_GET['customer_id']) || !isset($_GET['units'])){
$customer_id = 0;
$units = 0;
}
else{
$customer_id = $_GET['customer_id'];
$units = $_GET['units'];
}
$amount = 0;
if($units > 0 && $units <= 50)
{
$amount = $units * 0.50;
}
else if($units <= 150)
{
$amount = 50 * 0.5 + (($units - 50) * 0.75);
}
else if($units <= 250)
{
$amount = 50 * 0.5 + 100 * 0.75 + (($units - 150) * 1.00);
}
else
{
$amount = 50 * 0.5 + 100 * 0.75 + 100 * 1.0 + (($units - 250) * 1.50);
}
$tax = $amount * 0.18;
$payable = $amount + $tax;
$lp_surcharge = $payable * 0.05;
$late_payable = $payable + $lp_surcharge;
?>
<html>
<head>
<title>Assignment No. 2 (Solution) - Fall 2019</title>
</head>
<body bgcolor="#CCCCCC">
<table width="1800" border="0" align="center" cellpadding="20" cellspacing="0">
<tr>
<td height="200" colspan="2" align="center" valign="middle" bgcolor="#CC6633"><h1>Natural Gas Company Pakistan</h1></td>
</tr>
<tr>
<td width="300" align="center" valign="top" bgcolor="#FF9966"><table width="100%" border="0" cellspacing="0" cellpadding="20">
<tr>
<td align="right"><strong>Customer ID</strong></td>
</tr>
<tr>
<td align="right"><strong>Units Consumed</strong></td>
</tr>
<tr>
<td align="right"><strong>Cost of Gas</strong></td>
</tr>
<tr>
<td align="right"><p><strong>Taxes (18%)</strong></p></td>
</tr>
<tr>
<td align="right"><strong>Payable within Due Date</strong></td>
</tr>
<tr>
<td align="right"><strong>Late Payment Surcharge (5%)</strong></td>
</tr>
<tr>
<td align="right"><strong>Payable after Due Date</strong></td>
</tr>
</table>
</td>
<td height="500" align="left" valign="top" bgcolor="#FFDECE"><table width="100%" border="0" cellspacing="0" cellpadding="20">
<tr>
<td><strong><?php echo $customer_id; ?></strong>
</td>
</tr>
<tr>
<td><?php echo $units; ?></td>
</tr>
<tr>
<td><?php echo $amount; ?></td>
</tr>
<tr>
<td><?php echo intval($tax*100) / 100; ?></td>
</tr>
<tr>
<td><?php echo intval($payable * 100) / 100; ?></td>
</tr>
<tr>
<td><strong><?php echo intval($lp_surcharge * 100) / 100; ?></strong></td>
</tr>
<tr>
<td><strong><?php echo intval($late_payable * 100) / 100; ?></strong></td>
</tr>
</table></td>
</tr>
<tr>
<td height="140" colspan="2" align="center" valign="middle" bgcolor="#CC6633"><h4>Copy Rights: NGCP</h4></td>
</tr>
</table>
</body>
</html>
Ideas 2
<?php
if (isset($_POST[‘submit’])) {
$salary = $_POST[‘salary’];
if ($salary>50000) {
$insurance = (20/100)*$salary;
echo “Your salary is “.$salary . ” And Calculated insurance is “. $insurance;
}elseif($salary>40000){
$insurance = (15/100)*$salary;
echo “Your salary is “.$salary . ” And Calculated insurance is “. $insurance;
}elseif($salary>30000){
$insurance = (10/100)*$salary;
echo “Your salary is “.$salary . ” And Calculated insurance is “. $insurance;