Proportional
Rate
The diameter and circumference of a circle.
A rate is the ratio of both those quantities.
Direct variation.
Proportional
Proportional
The answer is proportional.
Two quantities are said to be proportional if they vary in such a way that one of the quantities is a constant multiple of the other, or equivalently if they have a constant ratio.
rate
Rate
The diameter and circumference of a circle.
It is a direct proportion.
A rate.
both represents quantities
A rate.
A rate.