If the radio of children to every 2 caretakers and if 189 total children how many people are at the day care

Asquare is dilated by a scale factor of 1.25 to create a new square. how does the area of the new square compare with the area of the original square? a)the area of the new square is 1.25 times the area of the original square. b)the area of the new square is 2.50 times the area of the original square. c)the area of the new square is 1.252 times the area of the original square. d)the area of the new square is 1.253 times the area of the original square.

What is the binomial expansion of (2x-3)^5

Does the point (1, sqrt 7) lie on circle shown.