Q. What will be the output of the following JavaScript code?
Code:< p id="demo">< /p>
< script>
var a = 20;
var b = "30";
document.getElementById ("demo").innerHTML = x + y;
< /script>
✅ Correct Answer: (C)
2030
< p id="demo">< /p>
< script>
var a = 20;
var b = "30";
document.getElementById ("demo").innerHTML = x + y;
< /script>
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