What grade is 15 correct out of 13 possible?

To calculate the grade for 15 correct out of 13 possible, we first calculate what percent you got correct.

The formula to calculate percent correct is as follows:

(Correct/Possible) x 100

When we put 15 correct out of 13 possible into our formula, we get this:

(15/13) x 100 = 115.38%

Then we find the 115.38% using the table below to find your grade:

97% to ∞% = A+
93% to 96.99% = A
90% to 92.99% = A-
87% to 89.99% = B+
83% to 86.99% = B
80% to 82.99% = B-
77% to 79.99% = C+
73% to 76.99% = C
70% to 72.99% = C-
67% to 69.99% = D+
63% to 66.99% = D
60% to 62.99% = D-
00% to 59.99% = F

As you can see from the table above, your grade for getting 15 correct out of 13 possible is as follows:

A+

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What grade is 15 correct out of 14 possible?
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Percentage to determine your grade is rounded to the nearest hundredth if necessary.