Question

one person buys 40 balls at the rate of 50 rupee.he sold 30 balls at the rate of 60 rs.at what rate he will sellremaining balls that he get whole profits 40 percent.​

Answer 1

Step-by-step explanation:

CP of 40 ball=40*50=2000

SP of 40 ball should be to gain 40% =2000*(100+40)/100=20*140=2800

SP of 30 ball=30*60=1800

Remaining SP= 2800-1800=1000

So, rate of remaining 10 ball should be =1000/10=100

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