Use the quadratic formula to determine the exact solutions to the equation.

2x2-5x+1=0

If y varies inversely with x, and y = 2 when x = 8, what is k, the constant of proportionality? a. 16 c. 8 b. 32 d. 24

If 16+4x is 10 more than 14, what is the value of 8x?

What does the multiple-meaning word ray mean in this sentence? A ray of sunshine shone on the wall.

If 5 apples cost 345 pounds how much do 9 apples cost?

Which statement describes the system of equations? x+2y=2 x - 2y = - 2

It is known that x=7 is a root of the equation ax^2 + bx + 2 = 0, where a<0. Solve the inequality ax²4 + bx^2 + 2>0.

Which ordered pair is a solution of the equation? X+7y=17 Answer Choices A. Only (10,1) B. Only (-4,3) C. Both (10,1) and (-4,3)

A high school play cost an up front $30,000 to produce, plus an additional cost as of $1000 for each perfromance. Every sold out performance of the of thr play brings in $2500 of revenue to the school.

A teacher is interested in performing a hypothesis test to compare the mean math score of the girls and the mean math score of the boys. She randomly selects 10 girls from the class and then randomly selects 10 boys.

Otto spent 3/4 of the money he had saved on a new video game. If the video game cost $48, how much money did he have before he bought the game?