. A father is now three times as old as his son. Five years back, he was four times as old as his son. The age of the son is (a) 12 (b) 15 (c) 18 (d) 20

. If the product of two numbers is 320 and their ratio is 1:5, what is the difference between the squares of these two numbers? (a) 1024 (b) 1356 (c) 1536 (d) 1635

. A rectangular sheet of aluminium foil measuring 5 cm by 10 cm is rolled into a cylinder of height 10 cm. If the cost of painting the cylinder is Rs. 2/- per sq.cm., then the cost of painting the outer surface of the cylinder will be (a) Rs. 400/- (b) Rs. 200/- (c) Rs. 150/- (d) Rs. 100/-

. In a single throw of a pair of dice what is the probability of getting a sum of 8? (a) 8/12 (b) 1/36 (c) 4/36 (d) 5/36

Photon,

. A lottery system has ticket numbers with eight digits. There are ten first prizes of Rs. 1.00 lakh each, one hundred of Rs. 1,000 each. At the draw of lots an eight digit number is generated by choosing for each digit from left to right a random number in the range of 0 to 9. Any one who has a ticket with the first two digits (from left to right) matching the chosen number gets a first prize, and so on. One individual purchases a large number of tickets at a discounted price of Re. 0.75 each. For how much money should he purchase tickets to achieve a 10% chance of winning a third prize? (a) Rs. 10,000 (b) Rs. 75,000 (c) Rs. 1,00,000 (d) Rs. 7,500

. The average salary of skilled employees in a firm is Rs. 520 and that of the unskilled employees is Rs. 420. If the average salary of both the groups of employees is Rs. 500, then the percentage of skilled employees in the firm is (a) 50 (b) 20 (c) 80 (d) 70

. The monthly incomes of Peter and Paul are in the ratio of 4:3. Their expenses are in the ratio of 3:2. If each saves Rs. 600 at the end of the month, their monthly incomes respectively are (in rupees) (a) 3200 and 2400 (b) 2800 and 2100 (c) 2400 and 1800 (d) 2000 and 1500

. According to the ancient Indian geographical concept ‘Bharatavarsha’ was a part of (a) Pushkaradweepa (b) Jambudweepa (c) Kraunchadweepa (d) Kushadweepa

. Even though Pluto is usually the farthest planet its path is highly elliptical, crossing inside the path of some other planet. As a result, for a period of twenty years from 1979 the farthest planet is not Pluto but (a) Jupiter (b) Saturn (c) Uranus (d) Neptune

. The only instance when the President of India exercised his power of veto related to (a) The Hindu Code Bill (b) The PEPSU Appropriation Bill (c) The Indian Post Office (Amendment) Bill (d) The Dowry Prohibition Bill

KPSC Karnataka Public Service Corporation,

. When there is depletion of ozone in the stratosphere the wavelength of radiation striking the earth’s surface will be (a) 10-10 m (b) 10-7 m (c) 10-2 m (d) 100 m

. The title given by the British Government to Mahatma Gandhi which he surrendered during the Non- Co-Operation Movement was (a) Hind Kesari (b) Kaiser-e-Hind (c) Rai Bahadur (d) Rt. Honorable

APSC, IAS, Ignou, SSC, Value Labs,

. ‘The Lifeline Express’ is (a) The world’s first hospital on rails operating in India (b) An instrument used for watching the fluctuations in the blood pressure of a patient under general anesthesia (c) A de-addition programme to save drug addicts (d) A popular health magazine founded by Ramnath Goenka

. The solar eclipse achieves totality only in limited geographical regions because (a) The size of the shadow of the moon on the earth is small compared to the cross-section of the earth (b) The earth is not a smooth flat surface, but has elevations and depressions (c) The trajectories of the earth around the sun and the moon around the earth are not perfect circles (d) Sun rays can reach most of the peripheral regions of the shadow of the moon due to atmospheric refraction

. The Chief Minister of a State in India is not eligible to vote in the Presidential election is (a) He himself is a candidate (b) He is yet to prove his majority on the floor of the Lower House of the State legislature (c) He is a member of the Upper House of the State legislature (d) He is a caretaker Chief Minister

RRB,