Winnie went shopping and spent 2/5 on her gift card what fraction of the money is left

What is the prime factorization of 195

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?

Y=(x+3)(x-4)(x+1)^2 sulutions? multiplicity?