Answer:
THE CORRECT IS B(a and b)= p(A).P(B)
To graph the absolute value graph the function y=f(x). Anything above the x- axis, stays above it.
It took them 4 days to install 480 chairs which means if they were working at a constant rate they got 120 chairs installed daily. with 360 chairs left that means in 3 days they will finish. so overall, it took the workers 7 days to finish, or a week.
Answer:
20%=3800 => all of it is 19000
i didn't undrestand what do you want
sorry:)