率

food self-sufficiency rate

rate of economic growth

crime rate

reduced tax rate

high television ratings

hospital bed occupancy rate

cabinet approval rating

thermal conductivity

population growth rate

Finance

shareholding ratio; percentage of stock owned (e.g. by a particular investor); equity share

power generation efficiency; generating efficiency

set an example worth following; take the initiative in doing something thereby setting an example for others to follow

Mathematics

random variable; stochastic variable

price escalation rate; price increase rate; inflation

Computing

hit rate

infant mortality

effective tax rate

Mathematics

probability density

cash-deposit ratio

insurance (premium) rate

total fertility rate; TFR

Architecture

building-to-land ratio; building coverage ratio; land coverage; site coverage

ratio of job openings to job applicants

room occupancy ratio; guest room usage rate