Find an equation that meets the given conditions.y varies directly as x and y = 4 when x = 
A. y = x + 
B. y = 
x
C. y = 
x
D. y = 12x
Answer: D
Mathematics
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Solve the equation.x2 + 5 = 9
A. {±2} B. {4.5} C. {2} D. {±1}
Mathematics
Use a truth table to determine whether the two statements are equivalent.q ? p and ~q ? p
A. Yes B. No
Mathematics
Find the probability.Two dice are rolled. Find the probability that the score on the dice is at least 10.
A. 
B. 
C. 
D. 
Mathematics
Solve the problem. Round answer to the nearest tenth, if appropriate.A rug is to fit in a room so that a border of even width is left on all four sides. If the room is 12 ft by 15 ft and the area of the rug is 108ft2, how wide will the border be?
A. 2.5 ft B. 3.5 ft C. 2 ft D. 1.5 ft
Mathematics