Answer:
a. 0.40p
b. 1.4p
c. $78.4
d. $22.4
Explanation:
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
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