four glasses of milk and 2 snack bars have a total of 81 carbohydrates​ (carbs), and 2 glasses of milk and 3 snack bars have a total of 68 carbs. Determine how many carbs are in one glass of milk and in one snack bar.

Trish receives $450 on the first of each month. josh receives $450 on the last day of each month. both trish and josh will receive payments for next four years. at a discount rate of 9.5 percent, what is the difference in the present value of these two sets of payments?

The volume of gas a balloon can hold varies directly as the cube of its radius. imagine a balloon with a radius of 3 inches can hold 81 cubic inches of gas. how many cubic inches of gas must be released to reduce the radius down to 2 inches?

The measure of angle 0 is 600 degrees