1. If 3/5 part of a work is done by 12 men in 10 days, how many men will complete the whole work in 20 days?
(a) 9
(b) 8
(c) 10
(d) 7
2. A piece of equipment cost a certain factory Rs. 600000. If it depreciates in value, 15% the first year, 13.5% the second year, 12% the third year and so on, what will be its value at the end of 10 yr, all percentages applying to the original cost?
(a) 200000
(b) 105000
(c) 405000
(d) 650000
3. 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) Rs. 4888.88
(b) Rs. 9333.33
(c) Rs. 4000
(d) Rs. 3666.66
4. A mixture of 40 L of milk and water contain 10% water. How much water must be added to make water 20% in the new mixture ?
(a) 10 L
(b) 7 L
(c) 5 L
(d) 3 L
5. The speed of a motor boat itself is 20 km/h and the rate of flow of the river is 4 km/h. Moving with the stream the boat went 120 km. What distance will the boat cover during the same time going against the stream?
(a) 80
(b) 180
(c) 60
(d) 100
6. A shopkeeper mixed 3 kg of tea power a Rs. 180 per kg with 2 kg of tea powder a Rs. 130 per kg, if he sells the mixture at Rs. 216 per kg. What is his profit percentage?
(a) 25
(b) 32
(c) 35
(d) 37
7. If an amount of Rs. 85602 is distributed equally amongst 33 persons. How much amount would each person get?
(a) Rs. 2594
(b) Rs. 2954
(c) Rs. 2549
(d) Rs. 2495
8. The ratio of milk to water in three containers, each with similar capacity are 3 : 2, 7 : 3 and 11 : 4 respectively. If the contents of all three containers are emptied into a single vessel, then proportion of milk and water in it will be
(a) 61 : 29
(b) 61 : 30
(c) 5 : 4
(d) 29 : 61
9. Pushpa purchased 170 kg of Jowar at Rs. 5.80 per kg and mixes it with 130 kg of Jowar purchased at Rs. 5.30 per kg. She sells the mixture to earn a profit of Rs. 1.61 per kg. What should be the selling price of mixture per kg?
(a) Rs. 5.12
(b) Rs. 5.68
(c) Rs. 5.82
(d) Rs. 5.58
10. The Moon’s distance from the Earth is 350000 km and its diameter subtends and angle of 31 at the eye of the observer. The diameter of the Moon is
(a) 3157 11/27 km
(b) 315 11/27 km
(c) 3050 11/27 km
(d) None of these
Note : Answers will be updated soon..............
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