exam Maths Puzzle Numerical Ability

Juan drives to work. Because of traffic conditions, he averages 22 miles per
hour.He returns home averaging 32 miles per hour.The total travel time
is hours.

Read Solution (Total 0)

exam Other Question
Write the equation of a parabola centered at the origin and with a focus at the point (0,2). I need help with this last problem.
Graph the system of inequalities: y_>x and x<3