Jin and her friend baked 120 cupcakes for a bake sale: Each cupcake is covers with one frosting. 
 •2/5 are topped with chocolate frosting 
 •1/8 are topped with strawberry frosting 
 •1/10 are topped with cream cheese frosting 
 •the rest are topped with vanilla frosting 
 how many cupcake are topped with vanilla frosting?