Adventure park built a new sandbox that is 3 \text { m}3 m3, space, m long, 2 \text { m}2 m2, space, m wide, and 1 \text { m}1 m1, space, m high. sand for the sandbox costs \$4.50 per cubic meter. how much will it cost to completely fill the sandbox with sand?

Barney & noblet customers can choose to purchase a membership for $25 per year members receive 10% off all store purchases 1. how much would a member pay per year if he bought $50 worth of items each year? 2. write a slope-intercept equation that expresses how much a member pays per year using x to represent his purchases per year 3. how much would a member have to spend per year to pay off his membership fee?

The radius of a sphere is 3 inches. which represents the volume of the sphere?

An office supply company conducted a survey before marketing a new paper shredder designed for home use. in the survey, 80 % of the people who tried the shredder were satisfied with it. because of this high satisfaction rate, the company decided to market the new shredder. assume that 80 % of all people are satisfied with this shredder. during a certain month, 100 customers bought this shredder. find the probability that of these 100 customers, the number who are satisfied is 69 or fewer.