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<html><table height="500" width="1000" border="2"><TR height="5" width="1000"><strong><center><marquee><font color="Green"><h1>APTITUDE</h1></center></strong></font></TR></marquee><TR><TD align="left" width="200" valign="top"><table><TR><a href="numbers.html"><strong>Numbers</strong></a></TR><br><TR><a href="hcf.html"><strong>H.C.F and L.C.M</strong></a></TR><br><TR><a href="dec.html" target="right"><strong>Decimal Fractions</strong></a></TR><br><TR><a href="simplification.html"><strong>Simplification</strong></a></TR><br><TR><a href="squareandcuberoot.html" target="right"><strong>Square and Cube roots</strong></a></TR><br><TR><a href="average.html" ><strong>Average</strong></a></TR><br><TR><a href="pnumbers.html" ><strong>Problems on Numbers</strong></a></TR><br><TR><a href="problemsonages.html"><strong>Problems on Ages</strong></a></TR><br><TR><a href="surdsandindices.html"><strong>Surds and Indices</strong></a></TR><br><TR><a href="percent.html" target="right"><strong>Percentage</strong></a></TR><br><TR><a href="profitandloss.html" target="right"><strong>Profit and Loss</strong></a></TR><br><TR><a href="ratioandproportion.html" target="right"><strong>Ratio And Proportions</strong></a></TR><br><TR><a href="partnership.html"><strong>Partnership</strong></a></TR><br><TR><a href="chainrule1.html"><strong>Chain Rule</strong></a></TR><br><TR><a href="timeandwork.html" target="right"><strong>Time and Work</strong></a></TR><br><TR><a href="pipesandcisterns.html" target="right"><strong>Pipes and Cisterns</strong></a></TR><br><TR><a href="timeanddistance.html"><strong>Time and Distance</strong></a></TR><br><TR><a href="trains.html" target="right"><strong>Trains</strong></a></TR><br><TR><a href="boats.html"><strong>Boats and Streams</strong></a></TR><br><TR><a href="alligation.html"><strong>Alligation or Mixture </strong></a></TR><br><TR><a href="simple.html" target="right"><strong>Simple Interest</strong></a></TR><br><TR><a href="CI.html" target="right"><strong>Compound Interest</strong></a></TR><br><TR><a href=""><strong>Logorithms</strong></a></TR><br><TR><a href="areas.html" target="right"><strong>Areas</strong></a></TR><br><TR><a href="volume.html" target="right"><strong>Volume and Surface area</strong></a></TR><br><TR><a href="races.html" target="right"><strong>Races and Games of Skill</strong></a></TR><br><TR><a href="calendar.html" target="right"><strong>Calendar</strong></a></TR><br><TR><a href="clocks.html" target="right"><strong>Clocks</strong></a></TR><br><TR><a href="" target="right"><strong>Stocks ans Shares</strong></a></TR><br><TR><a href="true.html" target="right"><strong>True Discount</strong></a></TR><br><TR><a href="banker1.html" target="right"><strong>Bankers Discount</strong></a></TR><br><TR><a href="oddseries.html" target="right"><strong>Oddmanout and Series</strong></a></TR><br><TR><a href=""><strong>Data Interpretation</strong></a></TR><br><TR><a href="probability.html"><strong>probability</strong></a></TR><br><TR><a href="percom1.html" target="right" ><strong>Permutations and Combinations</strong></a></TR><br><TR><a href="pinkivijji_puzzles.html" target="right"><strong>Puzzles</strong></a></TR></table></TD><TD valign="top"><a href="profitandloss.html" target="right"><strong>BACK</strong></a><br><br><pre><div align="center"><font size=6 ><strong><u>PROFIT AND LOSS</u></strong></font> </div><font size=5 ><strong><u><div align="left">DIFFICULT PROBLEMS</div></u></strong></font> <font size=4>1.The of an article including the sales tax is Rs 616.The rate of sales tax is 10%,if the shopkeeper has made a profit of 12%,then the cost price of the article is?Sol: 110% of S.P=616 S.P=(616*100)/110=Rs 560 C.P=(100*S.P)/(100+gain%) C.P. =(100*560)/(100+12)=Rs 5002.Sam purchased 20 dozens of toys at the rate of 375 Rs per dozen .He sold each one of then at the rate of Rs 33.What was his percentage profit?Sol: C.P of one toy=Rs 375/12=Rs 31.25 S.P of one toy=Rs 33 profit=S.P-C.P=33-31.25=Rs 1.75 profit %=(profit/C.P)*100 =(1.75/31.25)*100 profit% =5.6%3.Two third of consignment was sold at a profit of 5% and the remainder at a loss of 2%.If the total was Rs 400,the value of the consignment was?Sol: let the total value be Rs x value of 2/3=2x/3, value of 1/3=x/3 total S.P value be Rs x total S.P=[(105% of 2x/3)+(98% of x/3)] =(105*2x)/(100*3)+(98/100)+x/3 =308x/300 (308x/300)-x=400 8x/300=400 x=(300*400)/8=Rs 150004.Kunal bought a suitcase with 15% discount on the labelled price. He sold the suitcase for Rs 2880 with 20% profit on the labelled price .At what price did he buy the suitcase?Sol: let the labelled price be Rs x then 120% of x=2880 x=(2880*100)/120=Rs 2400 C.P=85% of the 2400 (85*2400)/100=Rs 20405.A tradesman gives 4% discount on the marked price and gives article free for buying every 15 articles and thus gains 35%.The marked price is above the cost price bySol: let the C.P of each article be Rs 100 then C.P of 16 articles=Rs (100*16)=Rs 1600 S.P of 15 articles =1600*(135/100)=Rs 2160 S.P of each article =2160/15=Rs 144 If S.P is Rs 96, marked price =Rs 100 If S.P is Rs 144,marked price =(100/96)*144=Rs 15000 therefore marked price=50% above C.P6.By selling 33m of cloth ,one gains the selling price of 11m.Find the gain percent?Sol: gain=S.P of 33m-C.P of 33m =11m of S.P S.P of 22m=C.P of 33m let C.P of each meter be Rs 1,then C.P of 22m=Rs 22 S.P of 22m=Rs 33 gain=S.P-C.P=33-22=Rs 11 gain%=(gain/C.P)*100 =(11/22)*100=50% 7.The price of a jewel, passing through three hands, rises on the whole by 65%.if the first and second sellers earned 20% and 25% profit respectively,find the percentage profit earned by the third seller?Sol: let the original price of the jewel be Rs P and let the profit earned by the third seller be x% then (100+x)% of 125% of P=165% of P [(100+x)/100]*(125/100)*(120/100)*P=(165/100)*P 100+x=(165*100*100)/(125*120) 100+x=110 x=10%8.When a producer allows 36% commission on the retail price of his product ,he earns a profit of 8.8%.what would be his profit percent if the commission is reduced by 24%Sol: let retail price =Rs 100 commission=Rs 36 S.P=retail price-commission=100-36=Rs 64 But profit=8.8% C.P=(100*C.P)/(gain+100)=(100*64)/(100+8.8)=Rs 1000/17 new commission=Rs 12 new S.P=100-12=Rs 88 gain=88-(1000/17)=Rs 496/17 gain%=gain*100/C.P =(496*17*100)(17*1000) gain%=49.6%9.Vikas bought paper sheets for Rs 7200 and spent Rs 200 on transport. Paying Rs 600,he had 330 boxes made,which he sold at Rs 28 each. His profit percentage isSol: total investments=7200+200+600=Rs 8000 total receipt=330*28=Rs 9240 gain=S.P-C.P =total receipt-total investments gain=9240-8000=Rs 1240 gain% =gain*100/C.P=1240*100/8000=15.5%10.A person earns 15% on investment but loses 10% on another investment .If the ratio of the two investments be 3:5 ,what is the gain or loss on the two investments taken together?Sol: let the investments be 3x and 5x then total investment=8x total receipt=115% of 3x+90% of 5x =115*3x/100+90*5x/100=7.95x loss=C.P-S.P=8x-7.95x=0.05x loss%=.05x*100/8x=0.625%11.The profit earned by selling an article for Rs 900 is double the loss incurred when the same article is sold for Rs 490 .At what price should the article be sold to make 25% profit?Sol: let C.P be Rs x 900-x=2(x-450) 3x=1800 x=Rs 600 C.P=Rs 600 , gain required=25% S.P=(100+gain%)*C.P/100 S.P=(100+25)*600/100=Rs 75012.If an article is sold at 5% gain instead of 5% loss,the seller gets Rs 6.72 more. The C.P of the article is?Sol: let C.P be Rs x 105% of x-95% of x=6.72 (105/100)*x-(95/100)*x=6.72 x/10=6.72 x=Rs 67.21.</font><font size="+3"><a href="profitandloss.html" target=right><strong><div align="center">BACK</div></strong></a></font> </pre></TD></TR></table></body></html>⌨️ 快捷键说明
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