1696 . If (x-1)^2 =400, which of the following could be the value of x-5?
  • A. 15
  • B. 14
  • C. -24
  • D. -25
  • E. none of them
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1697 . If * is defined for all positive real numbers a and b by a*b=ab/(a+b), then 10*2=?
  • A. 5/3
  • B. 5/2
  • C. 5
  • D. 20/3
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1698 . If -1 < x ≤ 1 and x is an integer, then value of x is--
  • A. 0 only
  • B. 1 only
  • C. 0 and 1
  • D. one value more than 1
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1699 . If -3t + 8 > t - 6, then--
  • A. t > 7/2
  • B. t < 7/2
  • C. t > 1
  • D. t > -7/2
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1700 . If -8 ≤ x ≤ 8 and ≤ y ≤ 14, what is the greatest possible value of (y-x)?
  • A. 22
  • B. 8
  • C. 6
  • D. -8
  • E. None of these
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1701 . If 0.04 × 0.4 × a = 0.4 × 0.04 × b, then the value of ab is:
  • A. 0.016
  • B. 1.60
  • C. 016
  • D. None of these
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1702 . If 0 < a2 < b, which of the following statements is/are always true? i. a < b/a ii. a4 < a2b iii. a2/b < 1
  • A. i only
  • B. i and ii
  • C. ii and iii
  • D. i and iii
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1703 . If 0 ≤ x ≤ 4 and y > 12 which of the following cannot be the value of xy?
  • A. 48
  • B. 24
  • C. -2
  • D. 6
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1704 . If 0.4 of a number is equal to 0.06 of another number, the ratio of the numbers is :
  • A. 3:4
  • B. 3:20
  • C. 20:3
  • D. 2:3
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1705 . If 0<x≤1 , then which one of the following is the maximum value of x-12+x=? ..

  • A. 1
  • B. 2
  • D. -1
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1706 . If 0≤x≤ π/2, What is the maximum value of cos (x/3)?
  • A. 1
  • C. 1/2
  • D. 3/2
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1707 . If 0≤x≤4 and y<12 , which of the following cannot be the value of xy?
  • A. 48
  • B. 24
  • C. -2
  • D. 6
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1708 . If 1 +1/x =2 -2/x , then x =
  • A. -1
  • B. 1/3
  • C. 2/3
  • D. 2
  • E. None of them
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1709 . If 1 -2x  ≤  3, then ___
  • A. x ≤ -2
  • B. x ≥ -2
  • C. x ≤ -1
  • D. x ≥ -1
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Bangladesh bank - officer ( general) - 27.04.2018
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1710 . If 1.4 is halfway between two points x and y what sre the possible values of x and y?
  • A. -1.4 and 2.4
  • B. -1 and 2
  • C. 0.3 and 3.1
  • D. 0.15 and 1.55
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