4. you must be at least 48 inches tall to ride an amusement park ride, and
your little sister is 39 inches tall. how many inches i must she grow
before she may ride the ride?
what is the equation and

Sera sells t-shirts at the beach. she believes the price of a t-shirt and the number of t-shirts sold are related. she has been experimenting with different prices for the t-shirts. she has collected a data set with five pairs of data; each consists of the price of a t-shirt and the number of shirts sold. the independent variable, which will go on the x-axis, is . the dependent variable, which will go on the y-axis, is the