The average age of 20 boys in a class is 12 years. 5 new
boys are admitted to the class whose average age is 7 years.
The average age of the boys in the class becomes
(a) 8.2 years
(b) 9.5 years
(c) 12.5 years
(d) 11 years
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A person sells a table at a profit of 10%. If he had bought the table at 5% less cost and sold for Rs. 80 more, then he would have gained 20%. The cost price of the table is (a) Rs. 3,200 (b) Rs. 2,500 (c) Rs. 2,000 (d) Rs. 200
Indian Institute of Petroleum is located in (a) Visakhapatnam (b) Delhi (c) Dehradun (d) Chennai
What is meant by a balance development of any economic arrangement (economy)? (a) Equal development in private and public areas (b) No change in the rates of saving and investment (c) Equilibrium in the demand and supply condition in each field (d) Equal development in every field
A discount series of 10%, 20% and 40% is equal to a single discount of (a) 50.0% (b) 56.8% (c) 60.2% (d) 70.28%
Where did the miniature Bani Thani paintings of Indian heritage develop? (a) Guler (b) Mewar (c) Bundi (d) Kishengarh
On a certain sum of money, the compound interest for 2 years is Rs. 282.15 and the simple interest for the same period of time is Rs. 270. The rate of interest per annum is (a) 6.07% (b) 10% (c) 9% (d) 12.15%
The branch of agriculture which deals with the feeding, shelter, health and breeding of the domestic animals is called (a) Dairy science (b) Veterinary Science (c) Poultry (d) Animal Husbandry
How many commodities are included in the domain of VAT ?
A television and a refrigerator were sold for Rs. 12,000 each. If the television was sold at a loss of 20% of the cost and the refrigerator at a gain of 20% of the cost, then the entire transaction resulted in (a) No loss or gain (b) Loss of rs. 1,000 (c) Gain of rs. 1,000 (d) Loss of Rs. 1,200
Circular shadow of Earth on the Moon occurs during (a) Lunar eclipse (b) Solar eclipse (c) Sunrise (d) Sunset
Epigraphy means (a) The study of coins (b) The study of inscriptions (c) The study of epics (d) The study of geography