Feb 18th, 2022 - CSAT Quiz
1. A mixture of 20 litres of brandy and water contains 10% water. How much water should be added to it to increase the percentage of water to 25%?
(a) 2 litres
(b) 3 litres
(c) 2.5 litres
(d) 4 litres
2. A sum of Rs. 36.90 is made up of 90 coins that are either 20 paise coins or 50 paise coins. Find out how many 20 poise coins are there in the total amount?
(a) 47
(b) 43
(c) 27
(d) 63
3. The price of a pen and a pencil is Rs. 35. The pen was sold at a 20% profit and the pencil at a 10% loss. If in the transaction a man gains Rs. 4, how much is the cost of the pen?
(a) Rs. 10
(b) Rs. 25
(c) Rs. 20
(d) None of these
4. In the Singapore zoo, there are deers and there are ducks. If the heads are counted there are 180, while the legs are 448. What will be the number of deers in the zoo?
(a) 136
(b) 68
(c) 44
(d) 22
5. A mixture worth Rs. 3.25 a kg is formed by mixing two types of flour, one costing Rs.3.10 per kg while the other Rs. 3.60 per kg. In what proportion must they have been mixed?
(a) 3: 7
(b) 7: 10
(c) 10: 3
(d) 7: 3
Answer:
(1) d
(2) c
(3) b
(4) c
(5) d
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