Solve the following: seven and two eighths minus five and one eighth equals

A. one eighth
B. one and two eighths
C. two and one eighth
D. eleven and one eighth

Successful implementation of a new system is based on three independent modules. module 1 works properly with probability 0.96. for modules 2 and 3, these probabilities equal 0.95 and 0.90. compute the probability that at least one of these three modules fails to work properly.

Which of the following equations is of the parabola whose vertex is at (4, 3), axis of symmetry parallel to the y-axis and focus at (4, -3)? a.) y+3=1/24 (x+4)^2 b.)y-3=-1/24 (x-4)^2 c.)x-4=-1/24 (y-3)^2

Asystem of equations has 1 solution. if 4x-y=5 is one of the equations , which could be the other equation ?