Question:A trader lost 20% by selling a watch for tk 1024. What percent shall he gain or loss by selling it for tk 1472?
Let the new gain be x% Then, 80 : 1024 = (100 + x) : 1472 or, `80/1024` = `(100+x)/1472` or, 100 + x = `(80 xx 1472)/1024` = 115 So, x = 15%
Question:Ashok purchased a radio set and sold it to Shayam at a profit of 25 % and shayam sold it to Mohan at a loss of 10 % and Mohan paid tk 675 for it. For how much did Ashok purchased it?
Suppose Ashok purchased it for tk x Then, 90 % of x = 675 :.`90/100 xx 125/100 xx x` = 675 or, `(675 xx 100/125 xx 100/90)` = 600 tk
Question:A man sold two houses for tk 675958 each. On one he gains 16 % while on the other he loses 16 %. How much does he gain or loss in the whole transaction?
2.56 %
Question:The orginal price of a T.V set is Tk 9000 the price is discounted by 20 % then raised by 10 % what is its new price?
Tk 7920
Question:The C.P of 12 articles is equal to S.P of S.P of 9 articles. Find the gain percent :
` 33 1/3` %