The average of a collection of 20 measurements was calculated to be 56 cm. But later it was found that a mistake had occurred in one of the measurements which was recorded as 64 cm, but should have been 61 cm. The correct average must be (a) 53 cm (b) 54.5 cm (c) 55.85 cm (d) 56.15 cm
1 3904The average weight of 12 parcels is 1.8 kg. Addition of another new parcel reduces the average weight by 50 g. What is the weight of the new parcel? (a) 1.50 kg (b) 1.10 kg (c) 1.15 kg (d) 1.01 kg
1 4947The 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
1 2898A die with faces numbered from 1 to 6 is thrown twice. The probability, that the numbers shown up differ by 2, is (a) 1/9 (b) 2/9 (c) 3/9 (d) 4/9
1 2975In the sequence of numbers 5, 8, 15, 20, 29, 40, 53, one number is wrong. The wrong number is (a) 15 (b) 20 (c) 29 (d) 40
2 38341 + 2 + 3 + ??. + 49 + 50 + 49 + 48 + ??. + 3 + 2 + 1 is equal to (a) 1250 (b) 2500 (c) 2525 (d) 5000
3 7122The surface area of a sphere is 64? cm2 its diameter is equal to (a) 16 cm (b) 8 cm (c) 4 cm (d) 2 cm
1 3392Each of the height and base radius of a cone is increased by 100%. The percentage increase in the volume of the cone is (a) 700% (b) 400% (c) 300% (d) 100%
1 6533A 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
3 5343A 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
1 5416By selling an article at 2/3 of the marked price, there is a loss of 10%. The profit percent, when the article is sold at the marked price, is (a) 20% (b) 30% (c) 35% (d) 40%
4 11325A moving train, 66 metres long, overtakes another train 88 metres long, moving in the same direction in 0.168 minutes. If the second train is moving at 30 km/r, then at what speed is the first train moving ? (a) 85 km/hr (b) 50 km/hr (c) 55 km/hr (d) 25 km/hr
3 7441A man observed that a train 120 m long crossed him in 9 seconds. The speed (in km/hr) of the train was (a) 42 (b) 45 (c) 48 (d) 55
2 4201A constable is 114 metres behind a thief. The constable runs 21 metres and the thief 15 metres in a minute. In what time will the constable catch the thief ? (a) 19 minutes (b) 18 minutes (c) 17 minutes (d) 16 minutes
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What special preparation you have done this time to ensure success?
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Did the British de-industrialize or industrialize India?
Kindly reply whether May I get my posting of tax assistant in cbdt in wb as my wb rank is 31 and all india rank is 184? When may I expect joining?I am selected on the basis of cgle 2010.Thanks in advance.
I GOT 99 MARKS IN ENGLISH AND 124 MARKS IN MATHS. Ie TOTAL=223 IN SSC CGL TIER II EXAM. I AM AN OBC CANDIDATE. CAN I PASS TIER II EXAM AND WHAT WILL BE THE CUT OF MARK FOR TIER II EXAMINATION? ....PLS HELP ME
Comment on the land revenue system under Akbar with special reference to the Zabti system of assessment.
Was the Indian economy de-industrialized in the 19th century?
Discuss the ways in which panchayats and village headmen regulated rural society in the Mughal Empire.
Comment on the Bronze Age Civilizations.
i was selected as Central excise inspector SSC CGL2010..pls tel me when i can expect my appointment letter..itz almost 8 months since the result came out..why does it take so much time???????
i hv been selected as a tax assistant as per 2008 exam and allocated to kolkata region. has anyone received an appointment letter?????? pls inform
Differentiate between Paleolithic cultures and Mesolithic cultures.
Who introduced English in India?
Discuss the major beliefs and practices that characterized Sufism.
Which day is the International Human Rights DaY? (a) Dec 10th (b) Oct 24th (c) Nov 25th (d) None of the above