Is $x$x proportional to $y$y in the following table?
$x$x | $1$1 | $2$2 | $3$3 | $4$4 |
---|---|---|---|---|
$y$y | $3$3 | $6$6 | $9$9 | $12$12 |
Yes
No
There is not enough information to tell
Is $x$x proportional to $y$y in the following table?
Is the relationship of $x$x to $y$y plotted in the following graph a proportional relationship?
Is the relationship of $x$x to $y$y plotted in the following graph a proportional relationship?
Recognize and represent proportional relationships between quantities.
Explain what a point (x, y) on the graph of a proportional relationship means in terms of the situation, with special attention to the points (0, 0) and (1, r) where r is the unit rate