Question

A SHOPKEEPER EARN A PROFIT RUPEES 1 BY SELLING ONE PEN AND INCURS A LOSS OF 40 PAISE PER  PENCIL WHICH SELING PENCIL OF HER OLD STOCK  (a)IN A PARTICULAR MONTH SHE INCURS A LOSS OF RUPEES 5. IN THIS PERIOD SHE SOLD 45  PENS . HOW MANY PENCIL DID SHE SELL IN THIS PERIOD (b)IN THE NEXT MONTH SHE EARNS NEITHER PROFIT NOR LOSS . IF SHE SOLD 70 PENS,  HOW MANY PENCIL DID SHE SELL?

answer me for I make you brain list​

Answer 1

Answer:

1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,