Graziano predicted that he would sell 420 tablecloths. he actually sold 520 tablecloths. what are the values of a and b in the table below? 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

 a = 100, b=19.23%

Step-by-step explanation:

Given: The predicted value of tablecloths = 420

The actual value of tablecloths = 520

Now, the absolute error is given by :-

∴ a = 100

The percent error is given by :-

∴ b=19.23%

the reason why your question keeps getting deleted because this is not a school related question : )

i will answer your question though.

i never tried church's

f(x) is going down by 4

step-by-step explanation:

(its either that or its going left by 4)