The city journal sold 3,807,412 copies of its newspaper last year. this year, it sold 4,339,798 copies. approximately how many copies of city journal did they sell altogether?

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?

Bobby bought 1.12 pounds of turkey at a cost of 2.50 per pound. carla bought 1.4 pounds of turkey at a cost of 2.20 per pound. who spent more and by much?

I’m confused on how to work the pie charts