Find the slope and y intercept of the line represented by each table

Ametal rod needs to be 9 feet and 5.5 inches in length. the sections of the poles being used are each 1 foot and 10.5 inches long. how many 1ft 10.5in sections would be needed to complete the 9ft 5.5in metal rod? and how many inches of material will be left?

Need plz been trying to do it for a long time and still haven’t succeeded

Which expression is a perfect cube? a. x8 b. y24 c. m28 d. x64