Hi I need help ASAP with the table! thankyou :)

Answer:
a. 0.40p
b. 1.4p
c. $78.4
d. $22.4
Step-by-step explanation:
a. 0.40p
b. Retail price = p + 0.4p = 1.4p
c. Retail price = 1.4 (56) = 78.4
d. Mark-up price = 0.4 (56) = 22.4