Select all the expressions that are perfect squares. Group of answer choices (x + 5)(x + 5) (-9 + c)(c - 9) (y - 10)(10 - y) (a + 3)(3 + a) (2x - 1)(2x + 1) (a + b)(b + a)

If a runner who runs at a constant speed of p miles per hour runs a mile in exactly p minutes what is the integer closest to the value p

More than 450450 students traveled to a state park for a field trip. the school allowed 66 students to travel by car, and the rest traveled on 1111 buses, each of which held the same number of students. if there were ss students in each bus, which inequality best represents this situation?

The side of a square is 3 and 5/2 inches