Graziano predicted that he would sell 420 tablecloths. He actually sold 520 tablecloths. What are the values of A and b in the given table? Round the answer to the nearest tenth. Percent Error Item Approximate value Exact value Error Absolute error Ratio Percent error Tablecloths 420 520 A b
Answer
A
A is equal to negative 100 over 420 ; b is equal to negative 23 point 8 percent
B
A is equal to negative 100 over 520 ; b is equal to negative 19 point 2 percent
C
A is equal to 100 over 520 ; b is equal to 19 point 2 percent
D
A is equal to 100 over 420 ; b is equal to 23 point 8 percent