11/42
The way I got it is because I took 1/6 minus 3/7 to get the answer of f=11/42
You can solve this by dividing the baches into the total amount of donuts.
147/7=21
Each batch has 21 donuts.
D and E
the triangle is right as it has a right angle as one of the 3 angles
the triangle is isosceles as it has 2 equal sides , indicated by the score on the equal sides and 2 equal base angles of 45°
C!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
There is no math :(
so therefore i can not complete the math problem