Arectangle has an area of 30 square meter and a perimeter of 34 meters. what are the dimensions of rectangle?

If the scale factor between two circles is 2x/5y what is the ratio of their areas?

Solve the equation. 2x - 8(x+1)= 6(2x - 3)

Grading scale 1 has the following weights- (tests- 50% quiz- 25% homework- 15% final exam- 10%). calculate your final average if your performance in the class is as follows-test grades- {88, 84, 90, 75, 70, 81); quiz grades- {88, 67, 90, 90, 45, 99, 76, 98, 100}; homework- 90; final exam- 75