# Rates & proportional relationships

A variety of questions about rates and proportional relationships involving graphs, tables, and equations.

### Problem

Diego is flying from Philadelphia to Barcelona. On the trip to Barcelona, the plane flies at a constant cruising speed of 550, space, m, p, h.
On the trip home, Diego makes a chart of the plane's progress once it reaches its cruising speed, which is constant.
Which is faster, the cruising speed on the flight from Philadelphia to Barcelona, or the cruising speed on the flight home?
Hour123
Miles53010601590
Please choose from one of the following options.