The term 'distance divided by time' is a mathematical equation that can be used to calculate the RATE or SPEED of an object. The crossword solutions for this term are 'RATE' (4 letters) and 'SPEED' (5 letters). RATE is defined as the amount of something per a given unit, while SPEED is the RATE at which something moves or operates. Therefore, RATE and SPEED are both terms used to describe the same concept - the RATE at which something moves or operates, which is calculated by dividing the distance it travels by the time it takes to do so.