If 5% more than a is b, and b is 15% less than, what is the ratio of a to c? Please answer quickly.

Fredrick designed an experiment in which he spun a spinner 20 times and recorded the results of each spin

What does the sign of the slope tell you about a line?

The area of a rectangle is 10 cm^2. one side of the rectangle is x cm. express the perimeter of the rectangle in terms of x and show that this rectangle cannot have a perimeter of 12 cm. the perimeter of the rectangle in terms of x is __ cm