71. In terms of percentage profit, which of following is the best transaction?
1) CP 36, Profit 17
2) CP 50, Profit 24
3) CP 40, Profit 19
4) CP 60, Profit 29
5) CP 45, Profit 21
72. The milk and water in two vessels A and B are in the ratio of 4 : 3 and 2 : 3 respectively. In what ratio should the liquids in both the vessels be mixed to obtain a new mixture in vessel C consisting of half milk and half water?
1) 8 : 3
2) 7 : 5
3) 4 : 3
4) 2 : 3
5) Other than those given as options
73. The average price of 10 books is ` 12 while the average price of 8 of these books is ` 11.75 Of the remaining two books, if the price of one book is 60% more than the price of the other, what is the price of each of these two books?
1) Rs.5, Rs.7.50
2) Rs.8, Rs.12
3) Rs.10, Rs.16
4) Rs.12, Rs.14
5) Other than those given as options
74. A fort has provisions for 60 days. If after 15 days 500 men strengthen them and the food lasts 40 days longer, then how many men are there in the fort?
1) 3500
2) 4000
3) 6000
4) 8000
5) Other than those given as options
75. If a commission of 10% is given on the marked price of a truck the dealer gains 20%. If the commission is increased to 15%, the gain % will be how much?
1) 40/3
2) 10
3) 20
4) 15
5) Other than those given as options
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