90 percent is around B and A on a test.
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A 90 percent on a test typically corresponds to an "A-" grade, assuming standard grading scales.
78% is considered a C. Normally the letter grade scale is that an A is 90-100, B is 80-89, C a 70-79, D is 60-69 and F is anything below 60.
90 percent
Most animal proteins have a digestibility of 90 to 99 percent. When it comes to the digestibility of most plant proteins, the range is 70 to 90 percent.
False. A planet with an albedo of 10 percent reflects 10 percent of the sunlight that strikes it and absorbs the other 90 percent.
At the end of glycolysis, about 90 percent of the chemical energy is locked in the bonds of pyruvate.