a/b = c/d, where b and d are non-zero.
what are two equivlent ratios for 2:11
equivalent.
proportion
Proportion
A proportion
If two ratios are equivalent then their cross-product must be 1, and their unit rates must be the same.
scale factor
It is called a proportion.
It is called a proportion.
proportion
A proportion is a statement that two ratios or rates are equal.
Rates are ratios ... Speed is a rate of distance per unit of time... ratio of distance to time. Proportions are two equal ratios, whether they are rates or not.