2281 . If x+y=a and x-y=b, then 2xy=
- A.
- B.
- C.
- D.
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সমন্বিত ৫ ব্যাংক || অফিসার (ক্যাশ) (11-03-2022)
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2283 . If x + 1x = 4, then what is the value of xx2 - 3x + 1/
- A. 4
- B. 3
- C. 2
- D. 1
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2284 . If x + 2y = 2x + y, then x - y equal to--
- B. 2
- C. 4
- D. 5
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2285 . If x + 2y = 4 and x/y = 2, then determine the value of x and y?
- A. 1, 2
- B. 2, 4
- C. 2, 1
- D. 3, 4
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2286 . If x + 2y ≤ 3, x > 0 and y > 0, then one of the solutions is--
- A. x = -1, y = 2
- B. x = 2, y = 1
- C. x = 1, y = 1
- D. x = 0, y = 0
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2287 . If x + y = 1 and x - y = 5, then what x is equal to?
- A. 2
- B. 4
- C. 3
- D. 5
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2288 . If x + y > 4 and x > 3, then y > 1 is true.
- A. always
- B. only if x < 0
- C. only if x > 0
- D. only if x = 0
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2289 . If x + y > 5 and x _ y > 3, then which of the following gives all & only possible values of x?
- A. x > 4
- B. x < 5
- C. x > 5
- D. x < 3
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Bangladesh Bank - Assistant Director - 2011
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2290 . If x +5y=16 and x=-3y, then y=?
- A. 3
- B. 5
- C. 8
- D. 11
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2292 . If x : y = 2 : 3, and m : n = 9 : 4, find the ratio xn : ym.
- A. 27 : 8
- B. 3 : 2
- C. 2 : 3
- D. 8 : 27
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2293 . If x : y = 5 : 3, then (8x – 5y) : (8x + 5y) =?
- A. 3 : 12
- B. 8 : 13
- C. 3 : 11
- D. 5 : 11
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2294 . If x <0 and y> 0?
- A. (1) x /y < 0; (2) y-x >0 a. statement (1)ALONE is sufficient ,but statement
- B. Alone is not sufficient (b) statement
- C. (2)ALONE is sufficient ,but statement (1) alone is not sufficient
- D. (c) BOTH statements TOGETHER are sufficient ,but NETTER statement ALONE is sufficient
- E. EACH statement ALONE is sufficient
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2295 . If x = -3, then the value of -3x2 is--
- A. -27
- B. -18
- C. 27
- D. 18
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