After selling 72 articles a man earns a profit equals to selling price of 9 articles. Find the profit %.
Answer & explanation
Correct answer: option 4
72S - 72C = 9S
72C = 63S
8C = 7S
C = 7
S = 8
Profit % = \(\frac{1}{7}\) × 100 = 14\(\frac{2}{7}\)%
After selling 72 articles a man earns a profit equals to selling price of 9 articles. Find the profit %.
Correct answer: option 4
72S - 72C = 9S
72C = 63S
8C = 7S
C = 7
S = 8
Profit % = \(\frac{1}{7}\) × 100 = 14\(\frac{2}{7}\)%