Answer :
28/38 got a B or better.
Multiply 38 by 2.631(etc) to make it 100.
Do the same to the top, multiply 28 but 2.631
The new number becomes 73.68/100
This means 73.68% of the class got a B or better.
Multiply 38 by 2.631(etc) to make it 100.
Do the same to the top, multiply 28 but 2.631
The new number becomes 73.68/100
This means 73.68% of the class got a B or better.