Find the solution(s) for xin the equation below. 12 – 9r + 20 = 0
O A.
O B.
O C.
I = -4; 1 = -5
r = -4; r = 5
OD.

Rob spent 25%, percent more time on his research project than he had planned. he spent an extra h hours on the project. which of the following expressions could represent the number of hours rob actually spent on the project? two answers

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.

Xy x xy if a and b are positive integers such that a*b=9 and b*a=72 what is the value of a/b