83. A, B and C play cricket. As runs are to Bs runs and Bs runs are to Cs as 3:2. They get altogether 342 runs. How many runs did A make? A. 162 B. 108 C. 72 D. None of these Ans : A 84. The monthly salaries of two persons are in the ratio of 4:7. If each receives an increase of Rs.25 in the salary, the ratio is altered to 3: 5. Find their respective salaries. A. 120 and 210 B. 80 and 140 C. 180 and 300 D. 200 and 350 Ans : D 85. A fort has provisions for 60 days. If after 15 days 500 men strengthen them and the food lasts 40 days longer, how many men are there in the fort? A. 3500 B. 4000 C. 6000 D. None of these Ans : B 86. The ratio of marks obtained by vinod and Basu is 6:5. If the combined average of their percentage is 68.75 and their sum of the marks is 275, find the total marks for which exam was conducted. A. 150 B. 200 C. 400 D. None of these. Ans : B 87. The present ages of A and B are as 6 : 4. Five years ago their ages were in the ratio 5 : 3. Find their present ages. A. 42, 28 B. 36, 24 C. 30, 20 D. 25, 15 Ans : C 88. A, B and C enter into a partnership by investing Rs.3600, Rs.4400 and Rs.2800. A is a working partner and gets a fourth of the profit for his services and the remaining profit is divided amongst the three in the rate of their investments. What is the amount of profit that B gets if A gets a total of Rs. 8000? A. 4888.88 B. 9333.33 C. 4000 D. 3666.66 Ans : A 89. A, B and C, each of them working alone can complete a job in 6, 8 and 12 days respectively. If all three of them work together to complete a job and earn Rs.2340, what ill be Cs share of the earnings? A. Rs.520 B. Rs.1080 C. Rs.1170 D. Rs.630 Ans : A 91. A 20 litre mixture of milk and water contains milk and water in the ratio 3 : 2. 10 litres of the mixture is removed and replaced with pure milk and the operation is repeated once more. At the end of the two removal and replacement, what is the ratio of milk and water in the resultant mixture? A. 17 : 3 B. 9 : 1 C. 3 : 17 D. 5 : 3 Ans : B 92. In what ratio must a person mix three kinds of tea costing Rs.60/kg, Rs.75/kg and Rs.100 /kg so that the resultant mixture when sold at Rs.96/kg yields a profit of 20%? A. 1 : 2 : 4 B. 3 : 7 : 6 C. 1 : 4 : 2 D. None of these Ans : C 93. A merchant mixes three varieties of rice costing Rs.20/kg, Rs.24/kg and Rs.30/kg and sells the mixture at a profit of 20% at Rs.30 / kg. How many kgs of the second variety will be in the mixture if 2 kgs of the third variety is there in the mixture? A. 1 kg B. 5 kgs C. 3 kgs D. 6 kgs Ans : B 94. How many litres of water should be added to a 30 litre mixture of milk and water containing milk and water in the ratio of 7 : 3 such that the resultant mixture has 40% water in it? A. 7 litres B. 10 litres C. 5 litres D. None of these Ans : C 95. How many kgs of Basmati rice costing Rs.42/kg should a shopkeeper mix with 25 kgs of ordinary rice costing Rs.24 per kg so that he makes a profit of 25% on selling the mixture at Rs.40/kg? A. 20 kgs B. 12.5 kgs C. 16 kgs D. 200 kgs Ans : A 96. How many litres of a 12 litre mixture containing milk and water in the ratio of 2 : 3 be replaced with pure milk so that the resultant mixture contains milk and water in equal proportion? A. 4 litres B. 2 litres C. 1 litre D. 1.5 litres Ans : B
Posted on: Tue, 18 Nov 2014 04:35:23 +0000
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