The figure shows a block of stone measures 8 cm by 5 cm by 2 cm and has a density of 2.5 g/cm3 what is the volume of the stone?

what is the mass of the stone?

Maria walks a round trip of 0.75 mile to school every day.how many miles will she walk in 4.5 days

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?

Jayne is studying urban planning and finds that her town is decreasing in population by 3% each year. the population of her town is changing by a constant rate.true or false?