Which relation is a direct variation that contains the ordered pair (2, 7)?
y = 4x

Harry’s soccer team plays 2 nonconference games for every 3 games that they play against conference opponents. if y represents the number of nonconference games and x represents the number of conference games, which equation best models this proportional relationship? a)y=2/3 x b)y=3/2 x c)y = 2x d)y = 6x

An objects motion is described by the equation d= 4sin (pi t) what will the height of the object be at 1.75 seconds?

Askyscraper is 396 meters tall. at a certain time of day, it casts a shadow that is 332 meters long. at what angle is the sun above the horizon at that time?