100 points my guys
what is the defenition ofmean , medium and mode

Which of the following transformations does not preserve congruence? * 5 points a. (x, y) → (y − 3, x − 3) b. (x, y) → (x + 5, y − 1) c. (x, y) → (y + 9, −x + 2) d. (x, y) → (3x + 1, 3y − 2)

Solve this problem! extra ! 3025/5.5 = a/90.75

Asmall book publisher knows that 26 books weigh 41 lbs. how much do 40 books weigh?