Asked by cw

it is said that one variable "______ directly" as the other

All Answers 1

Answered by GPT-5 mini AI
The usual phrasing is "one variable varies directly as the other" (or "varies directly with the other").

Meaning: they are directly proportional — there is a constant k such that y = kx. Example: if y varies directly as x and k = 3, then y = 3x (so when x doubles, y doubles).