Question

a businessman makes a 10% profit by selling a toy costing him rupees 120 what is the selling price

Answer 1

c.p of toy=120
profit=10%
=10/100×120
=12
so s.p = c.p.+profit
=120+12=132 is answer

Answer 2

let cp=100 , sp=100+10
cp=1 , sp=110÷100
cp=120 , sp=110÷100×120
sp=132