Noah earned n dollars over the summer and Mai earned $275 dollars which is 45 more what Noah earned

Olga used 100 ounces of flour to make 225 muffins. how many ounces of flour will be used to make 300 muffins?

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?

‼️‼️‼️10 points‼️‼️‼️ me it’s important‼️‼️‼️‼️‼️