do it all

1. Identify the data type of the following values: a) 12,1500,356 - b) 267.89,12,0 - c) "Stay Safe", "123" - d) True / False - 2. Write the PHP code to declare a variable PI with value 3.14 and print the value of PI. 3. Advantages of using Open Source Software's. 4. Comments in PHP 5. Find the output a) "; echo "INTEGER VALUE IS: $x
"; echo "FLOAT VALUE IS: $y
"; ?> b) SA=15SB=10SC=$A+$B+10 Smessage = 'SUM OF A +B= '; print(Smessage.SC); ?> c) d)