Free practice · single-choice · easy
Practice
Choose a unit-rate setup
A station completes 480 packets in 6 operating hours. Which setup finds packets per operating hour?
Ratio direction map
Label both quantities before reducing to a per-one rate
- LabelQuantity A compared with B
- DirectChoose the requested per-unit direction
- ReduceDivide both parts consistently
- ScaleApply one factor to both parts
- CheckUnits and cross-products agree
Direction determines meaning. Preserve the numerator and denominator units, scale both parts together, and substitute the result to check the relationship.