De los dos grupos de sexto grado ,4/6 de los alumnos participarán en un concurso de matemáticas,2/3 de los participantes tienen promedio de 9.0 en la materia y los otros de 26 tiene promedio de 10 ¿Cuantos alumnos hay entre los grupos?

Answer the questions in the attachment. a rescue helicopter is at point a and a rescue boat is at point e. the helicopter pilot spots boats in distress at points d and c,with angles as marked in the diagram. figure abce is a rectangle. the altitude of the rescue helicopter, represented by ae, is 5000 feet.

What is the ordered pair of m’ after point m (5, 6) is rotated 90° counterclockwise?

Write the equation in general quadratic form: plz !