I can give you the answer right of the top of my head here it is 1 and 3/4 x 2 and 1/2 is 4 and 3/8
Standard form is y=mx+b
y=9x+4
2/15 + 27/35 = 14+81 /105 = 95/105 = 19/21
so, your answer is 19/21
25% of 24 = 6
Therefore 24+6=$30 is the price on the price tag