2716 . Some persons can do a pice of work in 12 days. Two times the number of such persons will do half of that work in:
  • A. 6 days
  • B. 4 days
  • C. 3 days
  • D. 12 days
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2717 . Son's age is now one-third of father's age. In twelve years from now son's age will be one half of the father's age . What is the son's age in years now ?
  • A. 6
  • B. 10
  • C. 24
  • D. 12
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2718 . Speed of a boat in standing water is 10 km/h and the speed of the stream is 2 km/h. A man rows to a place at a distance of 48 km and comes back to the starting point. What will be the total time taken by him?
  • A. 10
  • B. 12
  • C. 6
  • D. 4
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2719. Square ABCD is inscribed in a circle. whose radius is 4cm. Calculate the area of the square.
  • A. 16
  • B. 32
  • C. 48
  • D. None
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2720 . SR Enterprise (a partnership business co-owned by Rimon and Sumon) has earned a good amount of profit at the end of the year 1999. Out of the profit Sumon received TK. 2,500 as his share . What is the total amount of profit if in the beginning of that year both the partners have invested TK. 10,500 and Tk. 7,000 respectively ?
  • A. TK. 3,750
  • B. TK. 5,200
  • C. TK. 5,750
  • D. TK. 6,250
  • E. None of these
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2721 . Starting from point A, Kasshem walked 300 meters towards North to B and then walksd another 400 meters towards East to C. What is the shortest distance between C and A?
  • A. 700
  • B. 100
  • C. 500
  • D. cannot be calculated
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2722 . Starting from Town S, Mr. Ahsan drove straight East for 3 kms, then he turned left and drove straight North for 4 kms and stopped at Town T. What is the straight-line distance from Town S to Town T?
  • A. √7 kms
  • B. 5 kms
  • C. 8 kms
  • D. 2√3 kms
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2723 . Students of a class stand in a queue. If Ratan is 19th in order from both ends, how many students are there in the queue?
  • A. 20
  • B. 37
  • C. 38
  • D. 39
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2724 . Subtract 3 from in the number n,multiply the result by 3, add 3 and then divide this results by 3. what is he final results.
  • A. n
  • B. n-1
  • C. n-2
  • D. n-3
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2725 . Successive discount of 20% and 15% are equal to a single discount of--
  • A. 30%
  • B. 32%
  • C. 34%
  • D. 35%
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2726 . Successive discount of 25% and 20% are equal to a sings discount of-
  • A. 40%
  • B. 35%
  • C. 32%
  • D. None of these
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2727 . Successive discounts of 20% and 12% are equivalent to a single discount of:
  • A. 16.0%
  • B. 29.6 %
  • C. 31.4%
  • D. 32.0%
  • E. 33.7%
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2728 . Suha sold a watch at a gain of 5% to Subha and Subha sold it to Aurin at a gain of 4%. If Aurin paid Tk. 91 for it, the price paid by Suha is :
  • A. 83.33
  • B. 84.66
  • C. 83
  • D. 87.66
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2729 . Sum of 10 integer is 462. The average of first 4 number is 52 and the average of last 5 number is 38. What is the fifth number ?
  • A. 64
  • B. 60
  • C. 50
  • D. 62
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2730 . Sum of 2 numbes is 23 and the difference is 21. What is the smallest of the two numbers?
  • A. 4
  • B. 3
  • C. 2
  • D. None of these
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