#SetTheory-1


                                          









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#Profit&Loss-1

A shopkeeper uses false weights thereby cheats customer by giving 750 gm instead of 1 kg. He also claims that he sells rice at the cost price. In order to increase his sales he offered 125 gm of rice free with every 1 kg of rice. What is his overall percentage(approximate) profit if a customer buys 1 kg of rice and if the shopkeeper uses false weight to measure 125 gm also? Solution- Let the cost price of 1 gm of rice = Re 1 Cost Price of 750 gm = Rs. 750 Selling Price = Rs. 1000 We know that, SP = CP*(1 + Profit%) He is offering 125 gm for free but actually he is just giving 125*3/4 gms for free => SP = 1000*1 + 125*(3/4)*0 =>CP = 750 + 125*(3/4) => 1000 = (750 + 125*0.75)*(1 + Profit%) => Profit% = 18.51% Ans
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Abhishek and Rani started a partnership business by investing Rs.1 cr and Rs.2 cr respectively in the beginning of the year. Each of them withdrew one-fourth of their investment after each quarter till 2nd quarter. At this point Susmita and Randeep joined them with Rs.50 lakh and Rs.1 cr respectively. Randeep withdrew his entire investment after 3 months. If the profit at the end of the year is Rs. 41 lakhs, the combined share of Abhishek and Rani is: (1) Rs.22 lakh (2) Rs.33 lakh (3) Rs.8 lakh (4) Rs.30 lakh Solution:-
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D I R E C T I O N S   f o r   q u e s t i o n s   1 3   t o   1 6 :   Answer the questions on the basis of the information given below. Harish, a manager at an FMCG company, conducted a survey to find the most preferred brand of soaps among Luck, Smenthol and Tears. The survey had 240 respondents and each respondent must vote for at least one and at most three brands as his preferred brand. After the survey, Harish found that Luck received twice the number of votes as Smenthol, which, in turn, received forty votes more than Tears. Further, the number of respondents who voted for exactly one, exactly two and all three brands are in the ratio 2 : 3 : 1. Q13.     D I R E C T I O N S   f o r   q u e s t i o n s   1 3   a n d   1 4 :  Type your answer in the text box provided below the question. What is the total number of votes that Luck received? Q14.     D I R E C T I O N S   ...
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