Min is about to roll a six-sided number cube. what is the experimental probability that she will roll an even number based on her previous trials?

a) 0.25
b) 0.43
c) 0.5
d) 0.67

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.)

Acircle has a circumference of 7.850 units. what is its radius?

Aparking garage charges $1.12 for the first hour and 0.50 for each additional hour. what is the maximum length of time tom can park in the garage if we wishes to play no more than $5.62