Pls helpp hajdbjsbdbsbc

Jose predicted that he would sell 48 umbrellas. he actually sold 72 umbrellas. what are the values of a and b in the table below? round to the nearest tenth if necessary

Candy lives in the center of town. her friend darlene lives 28 miles to the east and her friend dana lives 21 miles north. approximately how far do dana and darline live apart ?

Solve each quadratic equation by factoring and using the zero product property. [tex]x^2+6x+8=0[/tex]