Accuplacer: Arithmetic questions with correct answers//Accuplacer GRADED A+ E - CORRECT ANSW-If a ≠ b and 1/x + 1/a = 1/b, then x = A. 1/b - 1/a B. b - a C. 1/ab D. a - b/ab E. ab/a - b C - CORRECT ANSW-The graph of which of the following equations is a

Accuplacer: Arithmetic questions with correct answers//Accuplacer GRADED A+ E - CORRECT ANSW-If a ≠ b and 1/x + 1/a = 1/b, then x = A. 1/b - 1/a B. b - a C. 1/ab D. a - b/ab E. ab/a - b C - CORRECT ANSW-The graph of which of the following equations is a straight line parallel to the graph of y = 2x ? A. 4x - y = 4 B. 2x - 2y = 2 C. 2x - y = 4 D. 2x + y = 2 E. x - 2y = 4 A - CORRECT ANSW-An equation of the line that contains the origin and the point (1, 2) is A. y = 2x B. 2y = x C. y = x -1 D. y = 2x +1 E. y/2 = x - 1 E - CORRECT ANSW-An apartment building contains 12 units consisting of one- and two-bedroom apartments that rent for $360 and $450 per month, respectively. When all units are rented, the total monthly rental is $4,950. What is the number of two-bedroom apartments? A. 3 B. 4 C. 5 D. 6 E. 7 D - CORRECT ANSW-If θ is an acute angle and sin θ = 1/2, then cos θ = A. -1 B. 0 C. 1/2 D. √3/2 E. 2 B - CORRECT ANSW-5y(2y - 3) + (2y - 3) = A. (5y + 1) (2y + 3) B. (5y + 1) (2y - 3) C. (5y - 1) (2y + 3) D. (5y -1) (2y - 3) E. 10y (2y - 3) E - CORRECT ANSW-One ordering of the letters T, U, V and W from left to right is UTVW. What is the total number of orderings of these letters from left to right, including UTVW? A. 8 B. 12