php 문법 좀 도와주세요ㅠㅠ

<?php

  $price1 = 287942;

  $price2 = 2482;

  $price3 = 100784950200;

  

  $hour = date('G'); // 0 .. 23

  $numPlus = mt_rand(1,1000);

 

  // Show our iframe between 9am and 19pm

  if ( $hour>=9 && $hour<=16) {

    $price3 += $numPlus;

    echo $price3;

  } 

?>

<div class="number"><?php echo $price1 ?></div>

<div class="number"><?php echo $price2 ?></div>

<div class="number"><?php echo $price3 ?></div>