Use the discriminant to determine the number and type of solutions for the equation. If the solution(s) are real, state whether they are rational or irrational.10 - 8a2 = -3a + 9
A. Two rational solutions
B. Two nonreal complex solutions
C. One rational solution
D. Two irrational solutions
Answer: D
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Solve the problem.The gravitational attraction A between two masses varies inversely as the square of the distance between them. If the force of attraction is 
when the masses are 
apart, what is the attraction when the masses are 
apart?
A. 4 lb B. 1 lb C. 2 lb D. 3 lb
Provide an appropriate response.If a student has scores on three tests of 87, 96 and 91, write an inequality that expresses the grade needed on the fourth test to have a final average of 90 or above and solve the inequality.
Fill in the blank(s) with the appropriate word(s).
Solve the problem.A chemical solution contains 1% salt. How much salt is in 2.5 mL of solution?
A. 0.025 mL B. 0.25 mL C. 25 mL D. 250 mL
A cardboard box needs to be 3 feet long, 1.5 feet wide, and 2 feet deep. Allowing an additional 5% for seams and waste, how much cardboard will be required to build this box?
What will be an ideal response?