I believe you mean what FRACTION are whole wheat.
Create a fraction of 10/24 for 10 out of 24 bagels are WW.
Now you can find a common denominator to make the fraction smaller.
2 is a common denominator of both numbers.
So 2 into 10 = 5
2 into 24 = 12
So 5/12 of the bagels are whole wheat .