Here is your answer in the format of a PNG file.
The last would be a < 40 if you'd be going under $40.
The answer is 6/10. You have to multiply both the numerator and the denominator by two because the second picture is split in two
It should be A because for every one cup of milk, x, there is four times as much flour. This means to get flour, you multiply x by 4.
40% of 270 is 108 because first you divide 40/100and you get 0.4 then you multiply that by 270 and you get 108