Question

SP of a toy car is rupees 540 is the profit made by the shopkeeper is 20% what is the CP of the toy

Answer 1

sp of toy car=540
20%profit =540*20/120=90 rupees
so cost price is sp-cp = 540-90=450 rupees

Answer 2

We know, Profit%= (S.P-C.P/C.P.)×100

               ⇒20= (540-c.p./c.p.)×100

               ⇒0.2=540-c.p./c.p.

               ⇒0.2c.p.=540-c.p.

               ⇒c.p.=540/1.2=450Rs.(Ans.)