You did not complete your question but I think this is what you are looking for. View the image.
Answer:
300
Step-by-step explanation:
256.37 5 and 6 is high enoughh to boost that 2 up to a 3
So the change in between terms is 5 so you would put 5x, then for the first term, which is 2, 5*1(x)(because it's first term) then the difference between 5-2(because it's the 2nd term) So you would plug 100 in for x so 5(100)-3=497. Hope this helped!
The answer to this question should be 114
1/4 off means 0.25 * 28
7
Sale price = 28-7
= 21