15. Assume $x is deposited into a savings account. Blank Bank offers an annual rate of r % for y years . Thank Bank offers a rate of ry % for one year Which earns more interest ?

The rectangle shown has a perimeter of 108 cm and the given area. its length is 6 more than five times its width. write and solve a system of equations to find the dimensions of the rectangle.

Solve each quadratic equation by factoring and using the zero product property. n^2 - 49 = 0

Formulate the indicated conclusion in nontechnical terms. be sure to address the original claim. the foundation chair for a hospital claims that the mean number of filled overnight beds is over 523, and she is therefore justified starting a funding campaign to add a wing to the hospital. assuming that a hypothesis test has been conducted and that the conclusion is failure to reject the null hypothesis, state the conclusion in nontechnical terms.