It takes amanda x minutes to do her math homework. it takes serena fifteen minutes longer than it does for amanda. what is an expression for how long it takes serena to do her homework?

What percent of the circle below is shaded?

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.

If cos(θ)=2853 with θin q iv, what is sin(θ)?