Practicing Success
By selling 2 dozen ball pens, a shopkeeper earned the profit equal to the selling price of 10 ball pens. Find his profit percent. |
70\(\frac{3}{7}\) 71\(\frac{3}{7}\) 72\(\frac{3}{7}\) 65\(\frac{3}{7}\) |
71\(\frac{3}{7}\) |
ATQ, ⇒ S.P. - C.P. = Profit ⇒ 24 S.P. - 24 C.P. = 10 S.P. ⇒ 14 S.P. = 24 C.P. ⇒ S.P. : C.P. = 12 : 7 ⇒ Profit = 5R ⇒ Profit % = \(\frac{5}{7}\) × 100 = 71\(\frac{3}{7}\) |