The diameter of a circle is 50 inches. the radius of the circle is a) 100 inches b) 25 inches c) 157 inches d) 45 inches which is the correct one

Find the x-intercept and y-intercept of the line. 3x + 5y = −15

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.

X/y + 4y/x divided by x/y - 2y/x explain as in depth as you can how you simplfied the fractions. i don't know where to start on this : /