Convert the fraction 11/5 into a decimal

Can someone check if i did this right since i really want to make sure it’s correct. if you do you so much

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?

Asap its important using the information in the customer order, determine the length and width of the garden. enter the dimensions.length: feetwidth: feet