So if 60 marks is 40%do buildind blocks 40%+ 40 % 80% = 120 marks so ad 20 % which is 30 marks so full marks is 150
hope it helps u to get your abswer and me to be ranked as brainliest:)))
Answer:
Here is the solution. Hope it helps.
It would be 23/100.
C. Is the answer