Its c first find area of the whole thing with piece cut out.(240) then of the cut out piece (12) 240-12=228 C
The answer is 6.345 is rounded up to 6.
Make sure to not use the useless numbers on the slant. Also remember to divide by two at the end of calculating.
First you would do $325.49 divided by 20 and you would get $16.27. so you would need $16.27 a week.