Question

'A' brought a laptop of 6/7 of its MP and sold it at 20% more than its MP .Find 'A's profit percent.

Answer 1

let the m.p. be x
the c.p. of A is 6/7x
the s.p. of a is x+20%of x= x+20%×x
=12x/10
the profit = 12x/10-6x/7
(84x-60x)/70
24x/70
the profit%= (24x/70)÷6x/7 ×100
=40% profi