Please help The area of a square piece of tissue paper is 2,500 square centimeters. How long is each side?
centimeters

Imogene invested $8,000 in a bank account that pays 8 percent simple interest at the end of each year. her friend invested the same amount in stocks where the growth of the investment is represented as 2,000 times the square root of 2 less than the time lapsed in years. if y1 and y2 represent the amount earned in dollars and t is the time lapsed in years, which system of equations correctly represents the situation?

Solve the following inequalities and show the solution on a number line. 3/4 (2x-7) ≤ 5

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