In a typical grading scale where 90-100 is an A, 80-89 is a B, 70-79 is a C, 60-69 is a D, and below 60 is an F, a score of 43 would typically fall in the F range. This corresponds to a failing grade in most educational systems. It is important to note that grading scales can vary between institutions, so it is always best to refer to the specific grading policy of the school or organization in question.
d
It is: 86%
43% or F
33 grade, 43 grade and the 53 grade cement (In India)
33 grade, 43 grade and the 53 grade cement (In India)
72
93% or A
81.1% or B-
43
86% or a B.
Yes. OPC 43 grade cement can be used to make M20 grade concrete.It can be used to make concrete up to M30 Grade.See related link.
If you missed 12, then you got 31 correct [43-12=31]. If all questions are weighted equally, then 31/43 = 0.721 or 72.1 %, so your grade is 72.