PLEASE HELP! I DID THE MATH ON MY OWN AND GOT 15.81 BUT I DONT THINK THAT'S CORRECT. ANY HELP WOULD BE AMAZING <3

The ingredients to make 4 dozen blueberry muffins cost Harriett $13.35. One dozen blueberry muffins purchased at the bakery cost $7.29. How much does Harriett save by baking her own blueberry muffins?

$11.42

$12.08

$13.55

$14.99

None of these choices are correct.

Statement reason 1. δabc is similar to δced. given 2. 3. definition of slope 4. slope of slope of definition of slope 5. slope of × slope of multiplying the slopes 6. slope of × slope of substitution property of equality 7. slope of × slope of simplifying the right side the table contains the proof of the relationship between the slopes of two perpendicular lines. what is the reason for statement 2? a. parallel line segments that meet a common perpendicular line are proportional in length. b. the lengths of vertical and horizontal sides in congruent triangles are in a common ratio. c. trigonometric identities determine the lengths of the legs in a right triangle. d. corresponding side lengths in similar triangles are proportional in length.