Fast, giving many points away and will give brainlist if f(x)=2x, g(x)=2x-1 and h(x)= squareroot x find (f o g o h)(9)

John bought 5 lemons and used 2 of them for a salad how much did he use for.a salad . he used % of the lemons.

The perimeter of a rectangle is greater than or equal to 74 meters. if the length is 25 meters, the minimum width of the rectangle is meters.

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?