Here, **Dot(.)** is used to** concate** the statements. **<br>** tag is used to **break the line**.

<?php $a=10; $b=20; echo "Value of a = $a"."<br>"; echo "Value of b = $b"."<br>"; echo "<br> ***Arithmetic Operator*** <br>"; $c=$a+$b; echo "Addition of $a and $b = $c"."<br>"; $c=$a-$b; echo "Subtraction of $a and $b = $c"."<br>"; $c=$a*$b; echo "Multiplication of $a and $b = $c"."<br>"; $c=$a/$b; echo "Division of $a and $b = $c"."<br>"; echo "<br> ***Comparison Operator*** <br>"; if($a>$b) { echo "$a is greater than $b <br>"; } else if($a<$b) { echo "$a is less then $b <br>"; } else if($a==$b) { echo "$a and $b is same <br>"; } echo "<br> ***Logical Operator*** <br>"; if($a>0 && $a<50) { echo "$a is between 0 and 50 <br>"; } else if($a>50 && $a<100) { echo "$a is between 50 and 100 <br>"; } ?>

**OutPut**

Value of a = 10 Value of b = 20 ***Arithmetic Operator*** Addition of 10 and 20 = 30 Subtraction of 10 and 20 = -10 Multiplication of 10 and 20 = 200 Division of 10 and 20 = 0.5 ***Comparison Operator*** 10 is less then 20 ***Logical Operator*** 10 is between 0 and 50