What percent of the class period is over? (1) The time remaining is of the time that has passed. (2) The class period is 42 minutes long.
Daniel rides to school each day on a path that takes him first to a point directly east of his house and then from there directly north to his school. How much shorter would his ride to school be if he could walk on a straight-line path directly to school from his home, instead of east and then north? (1) The direct straight- line distance from home to school is 17 miles. (2) The distance he rides to the east is 7 miles less than the distance he rides going north.
What is the slope of line m? (1) Line m intersects the x-axis at the point (4, 0). (2) The equation of line m is 3y = x 4.