Question

dear plz send me answer​

Answer 1

Explanation:

HEY THERE IS ERROR IN THE CODE

IN SECOND LINE VARCHAR B is not equal to A because it's given 20 and 20 = = 30 (False)

IF CORRECT THE ERROR THAN THE OUTPUT WILL BE B) '20'30

because of inverted commas we can't do sum of both if you will remove those commas u can get answer as 50

hope it helps you mark as brainliest please