1 . How many of the integers between 110 and 120 are prime numbers ?
  • B. 1
  • C. 2
  • D. 3
  • E. 4
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2 . If p is an even integer and q is an odd integer, which of the following must be an odd integer?
  • A. p/q
  • B. pq
  • C. 2p+q
  • D. 2(p+q)
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3 . If x and y are consecutive positive integers, which of the following must be an even integer ?
  • A. x
  • B. y
  • C. xy/2
  • D. x/y
  • E. xy
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Bangladesh Bank - Assistant Director - 2013 ||
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4 . Mushifique is as tall Mominul; Sakib is shorter than Tamim ; Tamim is taller than Mominul and Mushfique is shorter than Sakib. Who is the shortest ?
  • A. Mushifique
  • B. Mominul
  • C. Sakib
  • D. Tamim
  • E. No Solution
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Bangladesh Bank - Assistant Director - 2013 ||
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5 . The different between a two-digit number and the number obtained by interchanging the positions of its digits is 36. What is the difference between the two digits of its of that number ?
  • A. 4
  • B. 2
  • C. 10
  • D. 16
  • E. None of them
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6 . The sum of two numbers is 5. And their product is 4 Then what is the difference between the numbers ?
  • A. 1
  • B. 2
  • C. 3
  • D. 4
  • E. None of them
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Bangladesh Bank - Assistant Director - 2012
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7 . Which of the following terms does not describe the number 9 ?
  • A. Prime
  • B. Integer
  • C. Real Number
  • D. Whole Number
  • E. Rational Number
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8 . A two-digit number has 3 in its unit digit. The sum of its digit is one-seventh of the number itself. What is the number?
  • A. 73
  • B. 63
  • C. 53
  • D. 83
  • E. None of these
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9 . How many prime numbers are there between 45 and 72?
  • A. 5
  • B. 6
  • C. 8
  • D. 7
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10 . If a and b are positive integers and a-b/3.5 = 4/7 , then
  • A. b < a
  • B. b > a
  • C. b = a
  • D. b > a
  • E. None of these
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11 . If a light flashes every 6 seconds, how many times will it flash in 3/4 of an hour ?
  • A. 450 times
  • B. 449 times
  • C. 451 times
  • D. 550 times
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12 . If m and p are positive integers and m+pm is even, Which of the following must be true?
  • A. If m is odd, then p is odd
  • B. If m is even, then p is even
  • C. If m is even, then p is odd
  • D. All
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13 . If n and p are both odd numbers, which of the following must be an even number?
  • A. np + 2
  • B. n + p
  • C. n + p + 1
  • D. np
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Bangladesh Bank - Assistant Director - 2009
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14 . If the sum of two numbers is 33 and their difference is 15, the smaller number is :
  • A. 9
  • B. 12
  • C. 15
  • D. 18
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15 . If you count 1 to 100, how many 5s will you pass on the way?
  • A. 10
  • B. 11
  • C. 18
  • D. 20
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