Aptitude Practice Question and Answer
8Q: A milkman has 20 liters of milk. If he mixes 5 liters of water, which is freely available, in 20 liters of pure milk. If the cost of pure milk is Rs. 18 per litre, then the profit of the milkman, when he sells all the mixture at cost price, is: 5789 65b5cc7d7e4d2b4197775151f
5b5cc7d7e4d2b4197775151f- 120%false
- 225%true
- 333.33%false
- 418%false
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Answer : 2. "25%"
Explanation :
Answer: B) 25% Explanation: When the water is freely available and all the water is sold at the price of the milk, then the water gives the profit on the cost of 20 litres of milk. Since, the profit % = ProfitCostPricex100 Therefore, profit percentage = 520x100 = 25%
Q: If the true discount on sum due 2 years hence at 14% per annum be Rs. 168, the sum due is ? 6925 75b5cc723e4d2b4197774f6a4
5b5cc723e4d2b4197774f6a4- 1Rs.948false
- 2Rs.876false
- 3Rs.768true
- 4Rs.658false
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Answer : 3. "Rs.768"
Explanation :
Answer: C) Rs.768 Explanation: P.W. = 100×T.DR×T = 100×16814×2 = 600. Sum = (P.W. + T.D.) = Rs. (600 + 168) = Rs. 768.
Q: The radius of the incircle of a triangle is 2 cm. If the area of the triangle is 6 cm2. Then its perimeter is -
1511 160f7e59a3ca0726dff3521c2
60f7e59a3ca0726dff3521c2- 16 cmtrue
- 212 cmfalse
- 38 cmfalse
- 49 cmfalse
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Answer : 1. "6 cm "
Q: A reduction of 20% in the price of sugar enables a housewife to purchase 6 kg. more for Rs. 240. What is the original price per kg. of sugar?
1281 160f7e536ef8c4b405cab40e1
60f7e536ef8c4b405cab40e1- 1Rs. 25 per kgfalse
- 2Rs. 18 per kgfalse
- 3Rs.15 per kgfalse
- 4Rs. 10 per kgtrue
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Answer : 4. "Rs. 10 per kg "
Q: A mixture contains milk and water in the ratio 5: 1. On adding 4 litres of water, the ratio of milk and water becomes 5: 2. What is the quantity of milk in the original mixture?
1225 160f7e3c03ca0726dff351ef0
60f7e3c03ca0726dff351ef0- 140 litrefalse
- 236 litrefalse
- 320 litretrue
- 424 litrefalse
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Answer : 3. "20 litre"
Q: If (a + b): (b + c): (c + a) = 5: 6: 9 and a + b + c = 10. What is the value of c?
1272 060f7e3263ca0726dff351d19
60f7e3263ca0726dff351d19- 14false
- 25true
- 32false
- 47false
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Answer : 2. "5"
Q: If each interior angle is doubled of each exterior angle of a regular polygon with n sides, then the value of n is
1410 060f7e2cd5ae2256f5e7fdaa0
60f7e2cd5ae2256f5e7fdaa0- 13false
- 26true
- 35false
- 48false
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Answer : 2. "6 "
Q: Let ABCD be a quadrilateral. Let the diagonals AC and BD meet at O. Let the perpendicular drawn from A to CD meet CD at E. Further, AO: OC = BO: OD, AB = 30 cm. CD = 40 cm. and the area of the quadrilateral ABCD is 1050 cm2. What is BE equal to?
1449 060f7e2705ae2256f5e7fda33
60f7e2705ae2256f5e7fda33- 130√2true
- 240√2false
- 360√2false
- 420√2false
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