The phrase "at a grade of" is correct and usable in written English.
It can be used when specifying a particular level or standard, often in educational or grading contexts.
Example: "The student achieved a score of 90% at a grade of A."
Alternatives: "at a level of" or "at a score of".
It was the Hoscheid, a climb of 4.2 kilometers at a grade of 5.9percentt.
The stage comprised the Galibier peak, a monstrous 33.8 kilometers (21 miles) at a grade of 4.7percentthethe Madeleine, 19.4 kilometers (12 miles) at a grade of 7.9percentt; and finally the climb to the resort of La Plagne, 17.7 kilometers (11 miles) at a grade of 6.9percentt.
It will include four classic climbs in the Pyrenees, including the daunting Tourmalet Pass, nearly 14 kilometers (8.7 miles) up at a grade of 8.3percentt.
Wednesday's 16th stage, L'Alpe d'Huez, with its 21 hairpin curves and nearly 8.6 miles of ascension at a grade of 7.9percentt, holds a special place in Armstrong's heart as his focus remains on winning a record sixth consecutive Tour de France.
The results of mineralogical characterisation of the feed (head grade, 116 ppm) indicated that the majority of the silver occurred as solid solution in pyrite which assisted in the development of the flotation strategy used for this ore which resulted in approximately 87% of the total silver being recovered to rougher concentrate at a grade of 485 ppm.
The ore body contains 61.1 million tonnes at a grade of 2.05%.
Students must receive at least a grade of 'B+' in order to graduate with honors in International Relations.
Students must have received at least a grade of C (not C–) in the course, and the subject matter must be applicable to the Engineering curriculum at Cornell.
Minimum Standard indicates the percentage of the class that scored at least a grade of 55 needed to graduate with a local diploma, a passing grade that will eventually be raised by the state.
While Zaki is proud of the results, he said the school still struggles to ensure that all students are focused on passing each class with at least a grade of B and are thinking about their futures.
All coursework must be completed at Cornell University, and a grade of C or better is required.
