1846 . If 3a +5b = 10 and 5a + 3b = 30, what is the average (arithmetic mean) of a and b?
  • A. 4
  • B. 2.5
  • C. 3.5
  • D. 4.5
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1847 . If 3x+2y=7 and 3x-2y=5 then xy =?

  • A. 6
  • B. 24
  • C. 4
  • D. 1
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অফিসার (জেনারেল) - 12.11.2021
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1848 . If 3x+2y=8 and 2x-2y=3, find the value 4-3x
  • A. 2.6
  • B. 3
  • C. -2.5
  • D. -2
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1849 . If 3x+2y=8 and 2x-y=3, find the value of 4y-3x = ?
  • A. -2
  • B. 1.5
  • D. none of these
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1850 . If 3x+2y=8 and 2x-y=3 find the value of x.
  • A. 2
  • B. 3
  • C. 4
  • D. 6
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1851 . If 3x - 4y > 2x + 3y, then which of the following must be true?
  • A. x > y
  • B. y > x
  • C. x > 0
  • D. y > 0
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1852 . If 3x - 5y = 5 and x/x+y = 5/7 then what is the value of x - y is -
  • A. -3
  • B. 3
  • C. 6
  • D. 9
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1853 . If 3x/(1 + x) = 1, then x =?
  • A. -1
  • B. 2
  • C. 10
  • D. 1
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1854 . If 3x=2y and 6y=7z, what is the ratio of x to z?
  • A. 7:9
  • B. 9:7
  • C. 3:7
  • D. 7:3
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1855 . If 4% of (P+Q) are 8 and P is a positive, what is the greatest possible value of Q?
  • A. 196%
  • B. 197%
  • C. 198%
  • D. 199%
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1856 . If 4% of (P + Q) are 8 and P is a positive integer. What is the greatest possible value of Q?
  • A. 200
  • B. 199
  • C. 198
  • D. 196
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বাংলাদেশ ব্যাংক || অফিসার (ক্যাশ) (21-07-2023)
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1857 . If 4 (A's capital) = 6 (B's capital) = 10 (C's capital), then out of a profit of Tk. 4650, C will receive:
  • A. Tk. 465
  • B. Tk. 900
  • C. Tk. 1550
  • D. Tk. 2250
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1858 . If 4 (A's capital) = 6 (B's capital)=10(C's capital), then out of a profit of TK. 4650, C will receive :
  • A. TK. 900
  • B. TK. 1550
  • C. TK. 2250
  • D. TK. 465
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পূবালী ব্যাংক লিমিটেড || প্রবেশনারি অফিসার (30-09-2023) || 2023
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1859 . If 4 is subtracted from 1/4th of number, the result is 20. What is that number?
  • A. 24
  • B. 36
  • C. 48
  • D. 96
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1860 . If 4 is subtracted from one-fourth of a number, the result is 20. Which of the following is the number?
  • A. 24
  • B. 36
  • C. 48
  • D. 96
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