[{"id":22424,"question":"If 0.4 of a number is equal to 0.06 of another number, then the ratio of the numbers is:","choices":[{"text":"2 : 3","value":"A"},{"text":"3 : 4","value":"B"},{"text":"3 : 20","value":"C"},{"text":"20 : 3","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":22421,"question":"If 0.4 : 1.4 :: 1.4 : x, the value of x is:","choices":[{"text":"49","value":"A"},{"text":"4.9","value":"B"},{"text":"0.49","value":"C"},{"text":"0.4","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":22417,"question":"If 15% of x is the same as 20% of y, then x : y is:","choices":[{"text":"3 : 4","value":"A"},{"text":"4 : 3","value":"B"},{"text":"17 : 16","value":"C"},{"text":"16 : 17","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":22415,"question":"An alloy contains copper and zinc in the ratio 7 : 3. If the alloy contains 10.5 kg zinc, then the quantity of copper in the alloy is:","choices":[{"text":"17.35 kg","value":"A"},{"text":"24.5 kg","value":"B"},{"text":"28.2 kg","value":"C"},{"text":"31.5 kg","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":22408,"question":"Two numbers are in the ratio 2 : 3 and their H.C.F. is 6. The numbers are","choices":[{"text":"12 : 18","value":"A"},{"text":"18 : 27","value":"B"},{"text":"14 : 21","value":"C"},{"text":"None of these","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":22403,"question":"15 litres of mixture contains 20% alcohol and the rest water. If 3 litres of water be mixed in it, the percentage of alcohol in the new mixture will be","choices":[{"text":"17%","value":"A"},{"text":"16 2/3 %","value":"B"},{"text":"18 1/2 %","value":"C"},{"text":"15%","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":22395,"question":"Which of the following rations is the largest ?","choices":[{"text":"7 : 15","value":"A"},{"text":"15 : 23","value":"B"},{"text":"17 : 25","value":"C"},{"text":"21 : 29","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":22393,"question":"The ratio of the age of a man and his wife is 4 : 3. After 4 years, this ratio will be 9 : 7. If at the time of the marriage, the ratio was 5 : 3, then how many years ago they were married?","choices":[{"text":"12 Years","value":"A"},{"text":"8 years","value":"B"},{"text":"10 years","value":"C"},{"text":"15 years","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":22386,"question":"5 : 7 :: ? : 28","choices":[{"text":"20","value":"A"},{"text":"14","value":"B"},{"text":"56","value":"C"},{"text":"None of these","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":22384,"question":"If 5a + 3b/2a-3b = 23/5, then the value of a : b is","choices":[{"text":"2 : 1","value":"A"},{"text":"1 : 4","value":"B"},{"text":"1 : 2","value":"C"},{"text":"4 : 1","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":22381,"question":"If a : b = 2 : 5, then the value of (2a + 3b) : ( 7a + 5b) is","choices":[{"text":"19/39","value":"A"},{"text":"99/13","value":"B"},{"text":"31/19","value":"C"},{"text":"19/31","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":22377,"question":"Two alloys contain zinc and copper in the ratio of 2 : 1 and 4 : 1. In what ratio the two alloys should be added together to get as a new alloy having zinc and copper in the ratio of 3 : 1 ?","choices":[{"text":"7 : 5","value":"A"},{"text":"5 : 7","value":"B"},{"text":"3 : 5","value":"C"},{"text":"None of these","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":22373,"question":"If an alloy contains copper and silver in the ratio 3 : 7, then the percentage quantity of silver in the alloy is","choices":[{"text":"90%","value":"A"},{"text":"70%","value":"B"},{"text":"60%","value":"C"},{"text":"None of these","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":22370,"question":"A mixture contains alcohol and water in the ratio of 12 : 5. On adding 14 litres of water, the ratio of alcohol to water becomes 4 : 3. The quantity of alcohol in the mixture is","choices":[{"text":"18 litres","value":"A"},{"text":"24 litres","value":"B"},{"text":"26 litres","value":"C"},{"text":"None of these","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":22366,"question":"The annual incomes and expenditures of man and his wife are in the ratios of 5 : 3 and 3 : 1, respectively. It they decide to save equally and find a balance of Rs. 4000 at the end of year, their incomes were","choices":[{"text":"Rs. 5000, Rs. 3000","value":"A"},{"text":"Rs. 6000, Rs. 4000","value":"B"},{"text":"Rs. 3000, Rs. 2000","value":"C"},{"text":"None of these","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":22363,"question":"When x is added to each term of 7 : 13 the ratio becomes 2 : 3. The value of x is","choices":[{"text":"7","value":"A"},{"text":"11","value":"B"},{"text":"5","value":"C"},{"text":"None of these","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":22362,"question":"Two numbers are in the ratio 3 : 5. If each number is increased by 10, the ratio becomes 5 : 7. The numbers are","choices":[{"text":"15, 25","value":"A"},{"text":"30, 45","value":"B"},{"text":"48, 60","value":"C"},{"text":"None of these","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":22359,"question":"The prices of a scooter and television set are in the ratio of 3 : 2. If a scooter costs Rs. 600 more than the television set, then the price of television set is","choices":[{"text":"Rs. 1800","value":"A"},{"text":"Rs. 1200","value":"B"},{"text":"Rs. 2400","value":"C"},{"text":"None of these","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":22356,"question":"The ratio of boys and girls in a school is 9 : 5. If the total number of students in the school is 1050, then the number of boys is","choices":[{"text":"785","value":"A"},{"text":"890","value":"B"},{"text":"675","value":"C"},{"text":"None of these","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":22354,"question":"Find a third proportional to the numbers 4, 42.","choices":[{"text":"441","value":"A"},{"text":"541","value":"B"},{"text":"641","value":"C"},{"text":"None of these","value":"D"},{"value":"E"}],"correctAnswer":1}]