What is the sign of 123 1/23 + (-123 1/23) A) positive B) negative C) zero

Positive

Step-by-step explanation:

123 1/23 + (-123 1/23)

Opening the bracket, we have ;

123 1/23 - 123 1/23 = 0

Kindly note that 0 is not a sign, so we cannot select it as an option.

0 is a positive number and not negative.

Thus the sign we have is the positive sign and that gives our answer

11.81

Step-by-step explanation:

5 1/4 per 20 min (1/3 of an hour)

5.25 (5 1/4) * 3 = 15.75 pounds per hour

$0.75 earned per pound

So, 15.75 * $0.75 = $11.81