A dance club plans to buy sweatshirts for its team members. A black sweatshirt costs
$18, and a white sweatshirt costs $20. The club plans to spend no more than $230 an
buy a total of at least 12 sweatshirts.
If x and y represent the number of black and white sweatshirts, respectively, which
inequalities represent the situation?

Arectangle has a width of 5 cm and a length of 10 cm. if the width is increased by 3, how does the perimeter change?

What is the product? a-3/15a × 5/a-3

The federal reserve controls certain interest rates in the united states. investors often try to speculate as to whether the federal reserve will raise or lower rates and by how much. suppose a company conducts extensive interviews with financial analysts, and as a result, predicts that "thefed" will increase rates by an average of 0.25 percentage points every six months for the forseeable future. which type of equation could be used to model the predicted interest rates over the next several years, assuming no other significant changes? a) a linear equation b) a quadratic equation c) a polynomial equation d) an exponential equation