The mark-up is _______

Use the following information to answer this question
Le
Sales for the year ————————————– 450,000
Purchases for the year ———————————– 230,000
Opening stock ——————————————- 60,000
Closing stock ——————————————– 40,000

A. 88%
B. 80%
C. 44.44%
D. 26.67%

Correct Answer:

Option C = 44.44%