Katie invested a total of ​$6000​, part at ​2% simple interest and part at ​3% simple interest. At the end of 1​ year, the investments had earned ​$152 interest. How much was invested at each​ rate?

Identify the converse of the following conditional: if a point is in the first quadrant, then its coordinates are positive. if the coordinates of a point are not positive, then the point is not in the first quadrant. if the coordinates of a point are positive, then the point is in the first quadrant. if a point is in the first quadrant, then its coordinates are positive. if a point is not in the first quadrant, then the coordinates of the point are not positive.

Jacob signs up to work for 2 1/2 hours at the school carnival. if each work shift is 3/4 hour, how many shifts will jacob work? (i just want to double check : |, for anybody that responds! : )

How many sides does a regular polygon have if each exterior angle measure is 45 degrees explain your answer, i really don't understand this.