The stack on the left is made up of 15 pennies, and the stack on the right is also made up of 15 pennies. if the volume of the sack of pennies on the left is 360 mm3, what is the volume of the stacks of pennies on the right in cubic millimeters

Acoffee shop orders at most $3,500 worth of coffee and tea. the shop needs to make a profit of at least $1,900 on the order. the possible combinations of coffee and tea for this order are given by this system of inequalities, where c = pounds of coffee and t = pounds of tea: 6c + 13t ≤ 3,500 3.50c + 4t ≥ 1,900 which graph's shaded region represents the possible combinations of coffee and tea for this order?