Edgar pays $67.86 for a 7.8 pounds of a fertilizer

Adj has a total of 1075 dance and rock songs on her system. the dance selection is 4 times the size of the rock selection. write a system of equations to represent the situation.

Name each raycalculation tip: in ray "ab", a is the endpoint of the ray.

:24% of students in a class are girls. if there are less than 30 students in this class, how many students are there? how many girls are there?