Their error is that they divided 12 by 30, instead of 30 by 12 in order to get the price per pair
the correct unit price is $2.50 per pair
2.5 * 12 = 30
Answer:
i
Step-by-step explanation:
i = 
i^2 = -1
i^3 = -i
i^4 = 1
(Make sure you know your exponent rules)

Answer:
13
Step-by-step explanation:
8-13=-5
The answer is the first one
Answer:
C.) Corresponding; B.) m<6 = m<2; and for the last one you probably have to divide so perhaps it might be 30 .
Step-by-step explanation: