Please someone help me out

Avegetable garden and a surrounding path are shaped like a square together are 12 ft wide. the path is 1 feet wide. if one bag of gravel covers 8 square feet, how manu bags are needed to cover the path? round your answers to the nearest tenth.

Write the following as a base and exponent

Which is the equation of a line perpendicular to the line with the equation 3x+4y=8