Jay earns $5.90 per hour working at the ice cream parlor after school. he needs at least $236 for a stereo system. choose the inequality that describes how many hours jay must work to buy the stereo system.
a) 5.90x < 236
b) 5.90x > 236
c) 5.90 + x > 236
d)
x
5.90
> 236

At a sand and gravel plant, sand is falling off a conveyor and onto a conical pile at a rate of 16 cubic feet per minute. the diameter of the base of the cone is approximately three times the altitude. at what rate is the height of the pile changing when the pile is 12 feet high? (hint: the formula for the volume of a cone is v = 1 3 πr2h.)

Is the figure congruent? yes or no?

Nani needs to buy 8 cups of fresh pineapple for a fruitcocktail. the table shows the unit prices (per cup) ofpineapple at different stores. if nani only has $4, fromwhich stores could she purchase her pineapple? check all that apply.