A man got 30 aples in 1 Rs.Now he want 20% of profit on it. How many apples He should Sell in 1 Rs.??
25 explanation: let s.p of 'x' apples=100p 20%profit also,SP = 1.20 OF CP THEREFORE,CP of 'x' apples = 100/1.20=83.3333p COST OF 1 APPLE=3.33p(30 apples in 100p) no. of apples bought in 83.33p=(83.33/3.33)=25